Color Contrast Checker

WCAG 2.1 contrast ratio for any two colors, with AA and AAA verdicts.

Text color

Background color

The quick brown fox

jumps over the lazy dog — 0123456789

Small text sample at 14px, the size most body copy uses.

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Contrast ratio

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WCAG AA

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WCAG AAA

Colours accept HEX (#1a1a1a), rgb(26,26,26) and rgb(26 26 26). The ratio and the pass/fail verdicts follow WCAG 2.1 relative luminance.