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1607 lines (1413 loc) 路 71.5 KB
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>DevColor - Premium Color Toolkit</title>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Fira+Code:wght@400;500&display=swap" rel="stylesheet">
<style>
:root {
/* Core Colors - Refined for Linear/Raycast aesthetic */
--bg-main: #000000;
--bg-panel: #0a0a0a;
--bg-elevated: #141414;
--bg-hover: #1f1f1f;
/* Text Colors */
--text-primary: #ededed;
--text-secondary: #888888;
--text-muted: #444444;
/* Accents */
--accent: #3b82f6;
--accent-glow: rgba(59, 130, 246, 0.15);
--border: rgba(255, 255, 255, 0.08);
--border-hover: rgba(255, 255, 255, 0.15);
/* Layout & Spacing */
--radius-sm: 6px;
--radius-md: 10px;
--radius-lg: 14px;
--radius-full: 9999px;
--spacing-1: 4px;
--spacing-2: 8px;
--spacing-3: 12px;
--spacing-4: 16px;
--spacing-6: 24px;
--spacing-8: 32px;
/* Dynamic active color (updated via JS) */
--active-color: #3b82f6;
--active-gradient: linear-gradient(90deg, #3b82f6, #8b5cf6);
/* Transitions */
--ease-out: cubic-bezier(0.16, 1, 0.3, 1);
--transition-fast: 0.15s var(--ease-out);
--transition-normal: 0.3s var(--ease-out);
}
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
background-color: var(--bg-main);
color: var(--text-primary);
line-height: 1.5;
-webkit-font-smoothing: antialiased;
min-height: 100vh;
display: flex;
flex-direction: column;
overflow-x: hidden;
background-image: radial-gradient(circle at 50% 0%, rgba(255,255,255,0.03) 0%, transparent 50%);
}
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
background-color: var(--bg-main);
color: var(--text-primary);
line-height: 1.5;
-webkit-font-smoothing: antialiased;
min-height: 100vh;
display: flex;
flex-direction: column;
overflow-x: hidden;
}
h1, h2, h3, h4 {
font-weight: 600;
letter-spacing: -0.02em;
}
a {
color: inherit;
text-decoration: none;
}
button {
background: none;
border: none;
color: inherit;
font: inherit;
cursor: pointer;
outline: none;
}
input {
font-family: inherit;
}
.app-container {
max-width: 1400px;
margin: 0 auto;
width: 100%;
padding: 0 var(--spacing-6);
flex: 1;
display: flex;
flex-direction: column;
}
.header {
display: flex;
align-items: center;
justify-content: space-between;
padding: var(--spacing-4) 0;
border-bottom: 1px solid var(--border);
margin-bottom: var(--spacing-8);
}
.logo {
display: flex;
align-items: center;
gap: var(--spacing-3);
font-size: 1.25rem;
font-weight: 700;
letter-spacing: -0.03em;
}
.logo-icon {
width: 24px;
height: 24px;
border-radius: var(--radius-sm);
background: conic-gradient(from 180deg at 50% 50%, #FF0000 0deg, #FF8A00 60deg, #FFE600 120deg, #14FF00 180deg, #00A3FF 240deg, #0500FF 300deg, #FF0000 360deg);
}
.nav-tabs {
display: flex;
gap: var(--spacing-2);
background: var(--bg-panel);
padding: var(--spacing-1);
border-radius: var(--radius-full);
border: 1px solid var(--border);
}
.nav-tab {
padding: var(--spacing-2) var(--spacing-4);
border-radius: var(--radius-full);
font-size: 0.875rem;
font-weight: 500;
color: var(--text-secondary);
transition: all var(--transition-fast);
}
.nav-tab:hover {
color: var(--text-primary);
}
.nav-tab.active {
background: var(--bg-elevated);
color: var(--text-primary);
box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
.header-actions {
display: flex;
gap: var(--spacing-3);
}
.btn {
display: inline-flex;
align-items: center;
justify-content: center;
gap: var(--spacing-2);
padding: var(--spacing-2) var(--spacing-4);
border-radius: var(--radius-md);
font-size: 0.875rem;
font-weight: 500;
transition: all var(--transition-fast);
border: 1px solid var(--border);
background: var(--bg-panel);
}
.btn:hover {
background: var(--bg-hover);
border-color: var(--border-hover);
}
.btn-primary {
background: var(--text-primary);
color: var(--bg-main);
border: none;
}
.btn-primary:hover {
background: var(--text-secondary);
transform: translateY(-1px);
}
.btn-icon {
padding: var(--spacing-2);
border-radius: var(--radius-md);
color: var(--text-secondary);
}
.btn-icon:hover {
color: var(--text-primary);
background: var(--bg-hover);
}
.btn-icon:disabled {
opacity: 0.3;
cursor: not-allowed;
}
.workspace {
display: grid;
grid-template-columns: 1fr 350px;
gap: var(--spacing-8);
align-items: start;
padding-bottom: var(--spacing-8);
}
.panel {
background: var(--bg-panel);
border: 1px solid var(--border);
border-radius: var(--radius-lg);
padding: var(--spacing-6);
display: flex;
flex-direction: column;
gap: var(--spacing-6);
box-shadow: 0 4px 24px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.02);
}
.workspace {
display: grid;
grid-template-columns: 1fr 350px;
gap: var(--spacing-8);
align-items: start;
}
.panel {
background: var(--bg-panel);
border: 1px solid var(--border);
border-radius: var(--radius-lg);
padding: var(--spacing-6);
display: flex;
flex-direction: column;
gap: var(--spacing-6);
}
.panel-header {
display: flex;
justify-content: space-between;
align-items: center;
}
.panel-title {
font-size: 1rem;
font-weight: 600;
color: var(--text-primary);
}
.color-display-area {
display: flex;
gap: var(--spacing-6);
align-items: stretch;
}
.color-preview-large {
flex: 1;
border-radius: var(--radius-md);
background: var(--active-color);
min-height: 180px;
box-shadow: inset 0 0 0 1px rgba(255,255,255,0.1), 0 10px 30px -10px var(--active-color);
transition: background 0.1s ease, box-shadow 0.1s ease;
position: relative;
overflow: hidden;
display: flex;
align-items: center;
justify-content: center;
}
.color-sliders {
flex: 1;
display: flex;
flex-direction: column;
gap: var(--spacing-4);
justify-content: center;
}
.slider-group {
display: flex;
flex-direction: column;
gap: var(--spacing-2);
}
.slider-header {
display: flex;
justify-content: space-between;
font-size: 0.75rem;
color: var(--text-secondary);
font-weight: 500;
text-transform: uppercase;
letter-spacing: 0.05em;
}
input[type=range] {
-webkit-appearance: none;
width: 100%;
height: 12px;
border-radius: var(--radius-full);
background: transparent;
outline: none;
}
.hue-slider {
background: linear-gradient(to right, #f00 0%, #ff0 17%, #0f0 33%, #0ff 50%, #00f 67%, #f0f 83%, #f00 100%) !important;
}
.alpha-slider {
background: linear-gradient(to right, transparent, var(--active-color)), url('data:image/svg+xml;utf8,<svg width="8" height="8" viewBox="0 0 8 8" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M0 0H4V4H0V0ZM4 4H8V8H4V4Z" fill="%23333"/></svg>') !important;
}
input[type=range]::-webkit-slider-thumb {
-webkit-appearance: none;
appearance: none;
width: 20px;
height: 20px;
border-radius: 50%;
background: #fff;
border: 2px solid var(--bg-main);
cursor: pointer;
box-shadow: 0 2px 5px rgba(0,0,0,0.5);
margin-top: -4px;
}
input[type=range]::-webkit-slider-runnable-track {
height: 12px;
border-radius: var(--radius-full);
box-shadow: inset 0 0 0 1px rgba(255,255,255,0.1);
}
.inputs-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
gap: var(--spacing-4);
}
.input-group {
display: flex;
flex-direction: column;
gap: var(--spacing-1);
}
.input-group label {
font-size: 0.75rem;
color: var(--text-secondary);
font-weight: 500;
}
.input-wrapper {
position: relative;
display: flex;
align-items: center;
}
.input-wrapper input {
width: 100%;
background: var(--bg-elevated);
border: 1px solid var(--border);
color: var(--text-primary);
padding: var(--spacing-2) var(--spacing-3);
border-radius: var(--radius-sm);
font-size: 0.875rem;
font-family: 'Fira Code', monospace;
transition: all var(--transition-fast);
}
.input-wrapper input:focus {
outline: none;
border-color: var(--text-secondary);
box-shadow: 0 0 0 1px var(--text-secondary);
}
.copy-btn {
position: absolute;
right: 4px;
padding: 4px;
border-radius: 4px;
color: var(--text-muted);
background: var(--bg-elevated);
}
.copy-btn:hover {
color: var(--text-primary);
background: var(--bg-hover);
}
.palette-grid {
display: flex;
height: 120px;
border-radius: var(--radius-md);
overflow: hidden;
box-shadow: inset 0 0 0 1px var(--border);
}
.palette-swatch {
flex: 1;
transition: flex 0.2s ease, transform 0.2s ease;
cursor: pointer;
position: relative;
}
.palette-swatch:hover {
flex: 1.5;
z-index: 10;
box-shadow: 0 0 20px rgba(0,0,0,0.5);
}
.palette-swatch-hex {
position: absolute;
bottom: var(--spacing-2);
left: 50%;
transform: translateX(-50%);
font-family: 'Fira Code', monospace;
font-size: 0.75rem;
background: rgba(0,0,0,0.6);
padding: 2px 6px;
border-radius: 4px;
opacity: 0;
transition: opacity var(--transition-fast);
}
.palette-swatch:hover .palette-swatch-hex {
opacity: 1;
}
.sidebar {
display: flex;
flex-direction: column;
gap: var(--spacing-6);
position: sticky;
top: var(--spacing-6);
}
.preview-box {
background: var(--bg-elevated);
border-radius: var(--radius-md);
padding: var(--spacing-4);
border: 1px solid var(--border);
display: flex;
flex-direction: column;
gap: var(--spacing-4);
}
/* Live Preview Elements */
.preview-component {
background: var(--active-color);
color: #fff; /* Handled dynamically for contrast later */
padding: var(--spacing-3);
border-radius: var(--radius-sm);
text-align: center;
font-weight: 500;
transition: background 0.1s ease, color 0.1s ease;
box-shadow: 0 2px 10px -2px var(--active-color);
}
.preview-badge {
display: inline-block;
padding: 2px 8px;
border-radius: var(--radius-full);
font-size: 0.75rem;
font-weight: 600;
background: var(--accent-glow);
color: var(--active-color);
border: 1px solid var(--active-color);
}
.preview-text {
color: var(--active-color);
font-size: 1.25rem;
font-weight: 600;
transition: color 0.1s ease;
}
/* New Tool: Image Extractor */
.dropzone {
border: 2px dashed var(--border);
border-radius: var(--radius-md);
padding: var(--spacing-8);
text-align: center;
color: var(--text-secondary);
transition: all var(--transition-fast);
cursor: pointer;
background: var(--bg-elevated);
}
.dropzone:hover, .dropzone.dragover {
border-color: var(--active-color);
color: var(--text-primary);
background: var(--accent-glow);
}
.extracted-colors {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(60px, 1fr));
gap: var(--spacing-2);
margin-top: var(--spacing-4);
}
/* New Tool: Gradient Builder */
.gradient-preview {
width: 100%;
height: 120px;
border-radius: var(--radius-md);
background: var(--active-gradient);
box-shadow: inset 0 0 0 1px var(--border);
margin-bottom: var(--spacing-4);
}
/* Accessibility: Color Blindness */
.cb-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: var(--spacing-3);
margin-top: var(--spacing-4);
}
.cb-card {
background: var(--bg-elevated);
border: 1px solid var(--border);
border-radius: var(--radius-sm);
padding: var(--spacing-2);
text-align: center;
}
.cb-swatch {
width: 100%;
height: 40px;
border-radius: 4px;
margin-bottom: 4px;
}
.cb-label {
font-size: 0.7rem;
color: var(--text-secondary);
}
.preview-component {
background: var(--active-color);
color: #fff; /* Handled dynamically for contrast later */
padding: var(--spacing-3);
border-radius: var(--radius-sm);
text-align: center;
font-weight: 500;
transition: background 0.1s ease;
}
.preview-text {
color: var(--active-color);
font-size: 1.5rem;
font-weight: 600;
transition: color 0.1s ease;
}
.saved-colors-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(40px, 1fr));
gap: var(--spacing-2);
}
.saved-swatch {
width: 100%;
aspect-ratio: 1;
border-radius: var(--radius-sm);
cursor: pointer;
box-shadow: inset 0 0 0 1px rgba(255,255,255,0.1);
transition: transform var(--transition-fast);
}
.saved-swatch:hover {
transform: scale(1.1);
}
.hidden {
display: none !important;
}
.toast-container {
position: fixed;
bottom: var(--spacing-6);
right: var(--spacing-6);
display: flex;
flex-direction: column;
gap: var(--spacing-2);
z-index: 1000;
}
.toast {
background: var(--bg-panel);
border: 1px solid var(--border);
padding: var(--spacing-3) var(--spacing-4);
border-radius: var(--radius-md);
font-size: 0.875rem;
box-shadow: 0 10px 30px rgba(0,0,0,0.5);
display: flex;
align-items: center;
gap: var(--spacing-2);
animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes slideIn {
from { transform: translateX(100%); opacity: 0; }
to { transform: translateX(0); opacity: 1; }
}
@keyframes slideOut {
from { transform: translateX(0); opacity: 1; }
to { transform: translateX(100%); opacity: 0; }
}
/* Responsive Design */
@media (max-width: 1024px) {
.workspace {
grid-template-columns: 1fr;
}
}
@media (max-width: 768px) {
.color-display-area {
flex-direction: column;
}
.header {
flex-direction: column;
gap: var(--spacing-4);
}
.nav-tabs {
width: 100%;
overflow-x: auto;
justify-content: flex-start;
scrollbar-width: none;
}
}
/* Accessibility/Contrast Tool specific */
.contrast-score-cards {
display: grid;
grid-template-columns: 1fr 1fr;
gap: var(--spacing-4);
}
.contrast-card {
background: var(--bg-elevated);
padding: var(--spacing-4);
border-radius: var(--radius-md);
border: 1px solid var(--border);
text-align: center;
}
.contrast-pass { color: #4ade80; }
.contrast-fail { color: #f87171; }
.contrast-ratio { font-size: 2rem; font-weight: 700; font-family: 'Fira Code', monospace; margin-top: var(--spacing-2);}
/* Icons */
svg { width: 16px; height: 16px; fill: currentColor; }
</style>
</head>
<body>
<div class="app-container">
<header class="header">
<div class="logo">
<div class="logo-icon"></div>
DevColor
</div>
<nav class="nav-tabs" id="mainNav">
<button class="nav-tab active" data-target="tool-picker">Picker</button>
<button class="nav-tab" data-target="tool-palette">Palette</button>
<button class="nav-tab" data-target="tool-gradient">Gradient</button>
<button class="nav-tab" data-target="tool-image">Extract</button>
<button class="nav-tab" data-target="tool-contrast">A11y</button>
<button class="nav-tab" data-target="tool-export">Export</button>
</nav>
<div class="header-actions">
<button class="btn btn-icon" id="btnUndo" title="Undo (Ctrl+Z)" disabled><svg viewBox="0 0 24 24"><path d="M12.5 8c-2.65 0-5.05.99-6.9 2.6L2 7v9h9l-3.62-3.62c1.39-1.16 3.16-1.88 5.12-1.88 3.54 0 6.55 2.31 7.6 5.5l2.37-.78C20.32 11.41 16.82 8 12.5 8z"/></svg></button>
<button class="btn btn-icon" id="btnRedo" title="Redo (Ctrl+Y)" disabled><svg viewBox="0 0 24 24"><path d="M18.4 10.6C16.55 8.99 14.15 8 11.5 8c-4.32 0-7.82 3.41-8.97 7.72l2.37.78c1.05-3.19 4.06-5.5 7.6-5.5 1.95 0 3.73.72 5.12 1.88L14 16h9V7l-4.6 3.6z"/></svg></button>
<a href="#" class="btn btn-icon" title="View Source on GitHub">
<svg viewBox="0 0 24 24"><path d="M12 2C6.477 2 2 6.484 2 12.017c0 4.425 2.865 8.18 6.839 9.504.5.092.682-.217.682-.483 0-.237-.008-.868-.013-1.703-2.782.605-3.369-1.343-3.369-1.343-.454-1.158-1.11-1.466-1.11-1.466-.908-.62.069-.608.069-.608 1.003.07 1.531 1.032 1.531 1.032.892 1.53 2.341 1.088 2.91.832.092-.647.35-1.088.636-1.338-2.22-.253-4.555-1.113-4.555-4.951 0-1.093.39-1.988 1.029-2.688-.103-.253-.446-1.272.098-2.65 0 0 .84-.27 2.75 1.026A9.564 9.564 0 0112 6.844c.85.004 1.705.115 2.504.337 1.909-1.296 2.747-1.027 2.747-1.027.546 1.379.202 2.398.1 2.651.64.7 1.028 1.595 1.028 2.688 0 3.848-2.339 4.695-4.566 4.943.359.309.678.92.678 1.855 0 1.338-.012 2.419-.012 2.747 0 .268.18.58.688.482A10.019 10.019 0 0022 12.017C22 6.484 17.522 2 12 2z"/></svg>
</a>
<button class="btn btn-primary" id="btnSaveColor">Save Color</button>
</div>
</header>
<main class="workspace">
<div class="main-tools">
<!-- Color Picker Tool -->
<div class="panel tool-panel" id="tool-picker">
<div class="panel-header">
<h2 class="panel-title">Color Picker</h2>
<div style="display:flex; gap:8px;">
<button class="btn btn-icon" id="btnRandom" title="Randomize (Space)">
<svg viewBox="0 0 24 24"><path d="M12 2v2c4.42 0 8 3.58 8 8 0 1.57-.46 3.03-1.24 4.26L20.5 18A9.97 9.97 0 0 0 22 12c0-5.52-4.48-10-10-10zm-8 10c0-1.57.46-3.03 1.24-4.26L3.5 6A9.97 9.97 0 0 0 2 12c0 5.52 4.48 10 10 10v-2c-4.42 0-8-3.58-8-8zm8-6a6 6 0 0 0-6 6c0 1.22.37 2.36 1 3.28l1.5-1.5A3.98 3.98 0 0 1 8 12a4 4 0 0 1 4-4v-2zm0 8a2 2 0 1 0 0-4 2 2 0 0 0 0 4zm4.5 1.72l-1.5 1.5A3.98 3.98 0 0 1 16 12a4 4 0 0 1-4-4v2a6 6 0 0 0 6 6c0-1.22-.37-2.36-1-3.28z"/></svg>
</button>
</div>
</div>
<div class="color-display-area">
<div class="color-preview-large" id="mainPreview"></div>
<div class="color-sliders">
<div class="slider-group">
<div class="slider-header">
<span>Hue</span>
<span id="lblHue">0掳</span>
</div>
<input type="range" class="hue-slider" id="slHue" min="0" max="360" value="217">
</div>
<div class="slider-group">
<div class="slider-header">
<span>Saturation</span>
<span id="lblSat">91%</span>
</div>
<input type="range" id="slSat" min="0" max="100" value="91">
</div>
<div class="slider-group">
<div class="slider-header">
<span>Lightness</span>
<span id="lblLit">60%</span>
</div>
<input type="range" id="slLit" min="0" max="100" value="60">
</div>
<div class="slider-group">
<div class="slider-header">
<span>Opacity</span>
<span id="lblAlpha">100%</span>
</div>
<input type="range" class="alpha-slider" id="slAlpha" min="0" max="100" value="100">
</div>
</div>
</div>
<div class="inputs-grid" style="margin-top: var(--spacing-4);">
<div class="input-group">
<label>HEX</label>
<div class="input-wrapper">
<input type="text" id="inpHex" value="#3b82f6">
<button class="copy-btn" data-copy="inpHex"><svg viewBox="0 0 24 24"><path d="M16 1H4C2.9 1 2 1.9 2 3v14h2V3h12V1zm3 4H8C6.9 5 6 5.9 6 7v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button>
</div>
</div>
<div class="input-group">
<label>RGB</label>
<div class="input-wrapper">
<input type="text" id="inpRgb" value="rgb(59, 130, 246)">
<button class="copy-btn" data-copy="inpRgb"><svg viewBox="0 0 24 24"><path d="M16 1H4C2.9 1 2 1.9 2 3v14h2V3h12V1zm3 4H8C6.9 5 6 5.9 6 7v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button>
</div>
</div>
<div class="input-group">
<label>HSL</label>
<div class="input-wrapper">
<input type="text" id="inpHsl" value="hsl(217, 91%, 60%)">
<button class="copy-btn" data-copy="inpHsl"><svg viewBox="0 0 24 24"><path d="M16 1H4C2.9 1 2 1.9 2 3v14h2V3h12V1zm3 4H8C6.9 5 6 5.9 6 7v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button>
</div>
</div>
<div class="input-group">
<label>OKLCH</label>
<div class="input-wrapper">
<input type="text" id="inpOklch" value="oklch(60% 0.17 250)">
<button class="copy-btn" data-copy="inpOklch"><svg viewBox="0 0 24 24"><path d="M16 1H4C2.9 1 2 1.9 2 3v14h2V3h12V1zm3 4H8C6.9 5 6 5.9 6 7v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button>
</div>
</div>
<div class="input-group">
<label>CMYK</label>
<div class="input-wrapper">
<input type="text" id="inpCmyk" value="cmyk(76%, 47%, 0%, 4%)">
<button class="copy-btn" data-copy="inpCmyk"><svg viewBox="0 0 24 24"><path d="M16 1H4C2.9 1 2 1.9 2 3v14h2V3h12V1zm3 4H8C6.9 5 6 5.9 6 7v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button>
</div>
</div>
</div>
</div>
<!-- Palette Tool -->
<div class="panel tool-panel hidden" id="tool-palette">
<div class="panel-header">
<h2 class="panel-title">Smart Palette Generator</h2>
<select id="selPaletteType" style="background:var(--bg-elevated); color:var(--text-primary); border:1px solid var(--border); padding:6px 10px; border-radius:var(--radius-sm); font-family:inherit; outline:none;">
<optgroup label="Classic Harmony">
<option value="analogous">Analogous</option>
<option value="monochromatic">Monochromatic</option>
<option value="complementary">Complementary</option>
<option value="triadic">Triadic</option>
</optgroup>
<optgroup label="Smart Themes">
<option value="cyberpunk">Cyberpunk</option>
<option value="nature">Nature / Earth</option>
<option value="pastel">Pastel Dream</option>
</optgroup>
</select>
</div>
<div class="palette-grid" id="paletteGrid">
<!-- Swatches injected via JS -->
</div>
<p style="font-size:0.875rem; color:var(--text-secondary); text-align:center;">Click any swatch to load it into the workspace</p>
</div>
<!-- Gradient Tool -->
<div class="panel tool-panel hidden" id="tool-gradient">
<div class="panel-header">
<h2 class="panel-title">Gradient Builder</h2>
<div style="display:flex; gap:8px;">
<button class="btn btn-icon" id="btnReverseGrad" title="Reverse Gradient"><svg viewBox="0 0 24 24"><path d="M12 4V1L8 5l4 4V6c3.31 0 6 2.69 6 6 0 1.01-.25 1.97-.7 2.8l1.46 1.46A7.93 7.93 0 0020 12c0-4.42-3.58-8-8-8zm-8 8c0-1.01.25-1.97.7-2.8L3.24 7.74A7.93 7.93 0 002 12c0 4.42 3.58 8 8 8v3l4-4-4-4v3c-3.31 0-6-2.69-6-6z"/></svg></button>
</div>
</div>
<div class="gradient-preview" id="gradPreview"></div>
<div class="slider-group">
<div class="slider-header">
<span>Angle</span>
<span id="lblGradAngle">90掳</span>
</div>
<input type="range" id="slGradAngle" min="0" max="360" value="90">
</div>
<div class="input-group" style="margin-top:var(--spacing-4);">
<label>CSS Background</label>
<div class="input-wrapper">
<input type="text" id="inpGradCss" readonly>
<button class="copy-btn" data-copy="inpGradCss"><svg viewBox="0 0 24 24"><path d="M16 1H4C2.9 1 2 1.9 2 3v14h2V3h12V1zm3 4H8C6.9 5 6 5.9 6 7v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button>
</div>
</div>
</div>
<!-- Image Extractor Tool -->
<div class="panel tool-panel hidden" id="tool-image">
<div class="panel-header">
<h2 class="panel-title">Image Color Extractor</h2>
</div>
<div class="dropzone" id="imageDropzone">
<svg style="width:48px; height:48px; margin-bottom:12px; color:var(--text-muted);" viewBox="0 0 24 24"><path d="M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm-5 14H7l3-4 2 3 3-4 4 5h-5z"/></svg>
<p>Drag & Drop an image here<br><span style="font-size:0.875rem;">or click to browse</span></p>
<input type="file" id="fileInput" accept="image/*" style="display:none;">
</div>
<canvas id="imgCanvas" style="display:none;"></canvas>
<div id="extractedColors" class="extracted-colors"></div>
</div>
<!-- Contrast / A11y Tool -->
<div class="panel tool-panel hidden" id="tool-contrast">
<div class="panel-header">
<h2 class="panel-title">Accessibility & Contrast</h2>
</div>
<div style="background: #ffffff; color: var(--active-color); padding: var(--spacing-6); border-radius: var(--radius-md); text-align:center; transition: all 0.2s ease;" id="contrastPreviewArea">
<h1 style="font-size: 2.5rem; margin-bottom: 8px;">Hello World</h1>
<p style="font-size: 1rem;">This text uses your active color against white.</p>
</div>
<div class="contrast-score-cards">
<div class="contrast-card">
<div style="font-size:0.875rem; color:var(--text-secondary);">Contrast Ratio</div>
<div class="contrast-ratio" id="valRatio">--</div>
</div>
<div class="contrast-card">
<div style="font-size:0.875rem; color:var(--text-secondary);">WCAG AAA (Large)</div>
<div class="contrast-ratio" id="valWCAG">--</div>
</div>
</div>
<div style="margin-top: var(--spacing-4); padding-top: var(--spacing-4); border-top: 1px solid var(--border);">
<h3 style="font-size:0.875rem; color:var(--text-secondary); margin-bottom:var(--spacing-2);">Color Blindness Simulation</h3>
<div class="cb-grid">
<div class="cb-card">
<div class="cb-swatch" id="cbProtanopia"></div>
<span class="cb-label">Protanopia<br>(Red-Blind)</span>
</div>
<div class="cb-card">
<div class="cb-swatch" id="cbDeuteranopia"></div>
<span class="cb-label">Deuteranopia<br>(Green-Blind)</span>
</div>
<div class="cb-card">
<div class="cb-swatch" id="cbTritanopia"></div>
<span class="cb-label">Tritanopia<br>(Blue-Blind)</span>
</div>
</div>
</div>
</div>
<!-- Export Tool -->
<div class="panel tool-panel hidden" id="tool-export">
<div class="panel-header">
<h2 class="panel-title">Developer Export</h2>
<select id="selExportType" style="background:var(--bg-elevated); color:var(--text-primary); border:1px solid var(--border); padding:6px 10px; border-radius:var(--radius-sm); font-family:inherit; outline:none;">
<option value="css">CSS Variables</option>
<option value="tailwind">Tailwind Config</option>
<option value="json">JSON Tokens</option>
<option value="scss">SCSS Variables</option>
</select>
</div>
<div class="input-wrapper" style="margin-top: var(--spacing-4);">
<textarea id="exportArea" rows="10" readonly style="width:100%; background:var(--bg-elevated); border:1px solid var(--border); color:var(--text-primary); padding:var(--spacing-3); border-radius:var(--radius-md); font-family:'Fira Code', monospace; font-size: 0.875rem; resize:none; line-height:1.6;"></textarea>
<button class="copy-btn" id="btnCopyExport" style="top:8px; right:8px;"><svg viewBox="0 0 24 24"><path d="M16 1H4C2.9 1 2 1.9 2 3v14h2V3h12V1zm3 4H8C6.9 5 6 5.9 6 7v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button>
</div>
</div>
</div>
<aside class="sidebar">
<div class="panel">
<h3 class="panel-title" style="margin-bottom:var(--spacing-2);">Component Preview</h3>
<div class="preview-box">
<button class="preview-component" style="border:none; cursor:pointer;" id="btnPreview">Primary Button</button>
<div style="display:flex; gap:8px;">
<div class="preview-component" style="flex:1; background:transparent; border:1px solid var(--active-color); color:var(--active-color);">Outline</div>
<div class="preview-component" style="flex:1; background:var(--accent-glow); color:var(--active-color);">Soft Fill</div>
</div>
<div style="display:flex; align-items:center; justify-content:space-between; padding:4px 0;">
<span class="preview-text" style="font-size:1rem;">Header Text</span>
<span class="preview-badge">New Feature</span>
</div>
<div style="background:var(--bg-main); padding:var(--spacing-3); border-radius:var(--radius-sm); border:1px solid var(--border); border-left: 3px solid var(--active-color);">
<p style="font-size:0.8rem; color:var(--text-secondary);">Alert description using brand accent.</p>
</div>
</div>
</div>
<div class="panel tool-panel hidden" id="tool-export">
<div class="panel-header">
<h2 class="panel-title">Code Export</h2>
<button class="btn btn-primary" id="btnCopyExport">Copy Code</button>
</div>
<div class="input-wrapper">
<textarea id="exportArea" rows="8" readonly style="width:100%; background:var(--bg-elevated); border:1px solid var(--border); color:var(--text-primary); padding:var(--spacing-3); border-radius:var(--radius-md); font-family:'Fira Code', monospace; resize:none;"></textarea>
</div>
</div>
</div>
<aside class="sidebar">
<div class="panel">
<h3 class="panel-title" style="margin-bottom:var(--spacing-2);">Live Preview</h3>
<div class="preview-box">
<button class="preview-component" style="border:none; cursor:pointer;" id="btnPreview">Primary Button</button>
<div style="display:flex; gap:8px;">
<div class="preview-component" style="flex:1; background:transparent; border:1px solid var(--active-color); color:var(--active-color);">Outline</div>
<div class="preview-component" style="flex:1; background:var(--accent-glow); color:var(--active-color);">Soft</div>
</div>
<div class="preview-text">Header Text</div>
</div>
</div>
<div class="panel" style="flex:1;">
<div class="panel-header" style="margin-bottom:var(--spacing-4);">
<h3 class="panel-title">Saved Colors</h3>
<button class="btn btn-icon" id="btnClearSaved" title="Clear all" style="padding:4px;"><svg viewBox="0 0 24 24"><path d="M6 19c0 1.1.9 2 2 2h8c1.1 0 2-.9 2-2V7H6v12zM19 4h-3.5l-1-1h-5l-1 1H5v2h14V4z"/></svg></button>
</div>
<div class="saved-colors-grid" id="savedGrid">
<!-- Saved swatches injected via JS -->
</div>
<p id="emptySavedMsg" style="font-size:0.875rem; color:var(--text-muted); text-align:center; margin-top:20px;">No saved colors yet.</p>
</div>
</aside>
</main>
</div>
<div class="toast-container" id="toastContainer"></div>
<script>
/**
* DevColor Application Logic
* Highly modular, vanilla JavaScript approach to state management, color math, and UI reactivity.
*/
// --- Core Color Math Utilities ---
const ColorMath = {
hslToRgb: (h, s, l) => {
s /= 100;
l /= 100;
const k = n => (n + h / 30) % 12;
const a = s * Math.min(l, 1 - l);
const f = n => l - a * Math.max(-1, Math.min(k(n) - 3, Math.min(9 - k(n), 1)));
return [Math.round(255 * f(0)), Math.round(255 * f(8)), Math.round(255 * f(4))];
},
rgbToHsl: (r, g, b) => {
r /= 255; g /= 255; b /= 255;
const l = Math.max(r, g, b);
const s = l - Math.min(r, g, b);