Color Contrast Checker

Audit WCAG 2.1 accessibility contrast ratios between text color and background color combinations.

WCAG 2.1 Accessibility

Evaluates W3C Web Content Accessibility Guidelines contrast standards.

AA & AAA Compliance

Flags pass/fail badges for normal text (4.5:1) and large text (3:1) standards.

Live Card Preview

Renders live typography readability card under selected color pairs.

Typography Readability Sample

This is a sample paragraph testing text readability against the chosen background color.

Contrast Ratio

21:1

WCAG AA: PASSWCAG AAA: PASS

What is a Color Contrast Checker?

A Color Contrast Checker calculates luminance contrast ratios between text characters and background colors to ensure compliance with web accessibility laws.