Enter foreground and background colors to check their contrast ratio against WCAG 2.1 guidelines. See a live text preview and instant pass/fail results for AA Normal, AA Large, AAA Normal, and AAA Large conformance levels.
Contrast Checker
Check WCAG AA/AAA contrast ratios between foreground and background colors
Sample Text
The quick brown fox jumps over the lazy dog.
Small text sample for readability check.
14.63:1
Contrast Ratio
AA Normal
Pass≥ 4.5:1
AA Large
Pass≥ 3:1
AAA Normal
Pass≥ 7:1
AAA Large
Pass≥ 4.5:1
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