ColorApp

Contrast Checker

Check WCAG and APCA contrast ratios

Text Color

Background Color

Sample Text

The quick brown fox jumps over the lazy dog.

Small text example for testing readability at smaller sizes.

3.79:1

Moderate

65.1

Advanced Perceptual Contrast

Normal Text

AA (4.5:1)Fail

AAA (7:1)Fail

Large Text (18pt+)

AA (3:1)Pass

AAA (4.5:1)Fail

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