Color Contrast Checker

Verify your color combinations meet WCAG 2.1 accessibility standards.

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Aa

The quick brown fox jumps over the lazy dog.

small text preview — 14px
Contrast Ratio
:1
AA Normal Text
AA Large Text
AAA Normal

About this Tool

WCAG 2.1 requires a contrast ratio of at least 4.5:1 for normal text (AA), 3:1 for large text (AA), and 7:1 for AAA compliance. Results update in real-time.