Runs entirely in your browser — zero data stored
The free ColorTools
for designers & developers
Six powerful, browser-based color tools in one place. Pick, convert, contrast-check, simulate, and generate — no install, no login, no limits.
🔒 100% Private⚡ Instant Results🆓 Always Free📱 Works on Mobile🌐 No Install Needed🎯 No Login Required
/* pick any color */
hex: #ef4444
rgb: rgb(239,68,68)
hsl: hsl(0,84%,60%)
All Tools
Everything you need
Six specialised tools, zero friction — pick one and go.
🎨Most Used
Color Picker
Pick any color from images or canvas. Get HEX, RGB, HSL & CMYK instantly.
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🔄8 Formats
Code Converter
Convert between HEX, RGB, HSL, CMYK, LAB, LUV, XYZ and HWB in one click.
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⚖️WCAG
Contrast Checker
Check WCAG AA & AAA contrast ratios for accessible, readable designs.
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👁️8 Types
Blindness Simulator
Preview your UI through 8 types of colour vision deficiency.
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🌈CSS Ready
Gradient Maker
Build CSS linear & radial gradients visually and copy the code.
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🔢Instant
HEX Picker
Type any HEX code, preview it instantly, and convert to RGB & HSL.
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🔒100% Private
⚡Instant Results
🆓Always Free
📱Works on Mobile
🌐No Install Needed
🎯No Login Required
Ready to start?
Jump straight into any tool — no signup, no waiting.