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Build a color system

Contrast Checker + Fix It

Check a text color on a background against WCAG 2.2. If it fails, see the closest colors that pass and choose one.

Good to know

Your code never leaves your browser. Colors you type here stay on your device. Results use the same color engine as the builder, judged on the final 8-bit colors, with WCAG 2.2 deciding pass or fail.