Color Contrast Checker
Check WCAG AA and AAA color contrast ratio for text and background colors. Live preview. Free online tool.
Large Text Sample
Normal text — The quick brown fox jumps over the lazy dog.
Small text at 12px
17.40:1
Contrast Ratio
AA — Normal text (4.5:1)✓ Pass
AA — Large text (3:1)✓ Pass
AAA — Normal text (7:1)✓ Pass
AAA — Large text (4.5:1)✓ Pass