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Advanced color picker: multi-format output, WCAG contrast, palette sessions, and magnifier loupe. 100% local, no data collection. Prism – Colour Picker Prism is a fast, precise colour picker that captures any colour from any webpage with pixel-perfect accuracy and copies it instantly in the format you need. Whether you're designing an interface, building a website, or maintaining a design system, Prism brings precision colour selection, accessibility testing, and palette management together in one lightweight extension — no tab-switching, no external tools. KEY FEATURES 🎯 Precision Eyedropper • Pick colours from any webpage with a high-precision magnifier loupe • Zoom into individual pixels for accurate selection • Fine-tune your pick using the keyboard arrow keys 🎨 Multiple Colour Formats View and copy colours in HEX, RGB, HSL, HSB, and CSS OKLCH. 📋 One-Click Copy Copy any colour format with a single click to speed up your workflow. ♿ Built-in WCAG Contrast Checker Verify colour accessibility with AA and AAA contrast ratings against light, dark, or custom backgrounds. 🧩 Smart Palette Builder Build colour palettes while you browse and export them as CSS variables, SCSS variables, Tailwind CSS configuration, JSON, or PNG colour swatches. 🌈 CSS & Tailwind Matching Automatically find the closest CSS named colour and Tailwind CSS utility class for every selected colour. 👁️ Colour Blindness Preview Preview colours as they appear under protanopia, deuteranopia, and tritanopia. 📚 Colour History Keep track of previously selected colours with searchable history, custom labels, and tags. ⌨️ Keyboard Shortcut Launch the eyedropper instantly with Alt + Shift + C. PRIVACY FIRST Prism works 100% locally inside your browser. • No analytics or tracking • No external servers or network requests • No personal data or browsing history collected All settings, colour history, and palette sessions are stored only on your device. WHY PRISM? Unlike basic colour pickers, Prism combines precision selection, accessibility testing, palette management, and design-system export in one fast, lightweight extension — so you can work more efficiently without juggling multiple tools.
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