中文
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Color Contrast Checker
Check WCAG 2.1 color contrast accessibility compliance
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Foreground (Text)
R
26
G
26
B
46
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Background
R
255
G
255
B
255
⇅
Large Text (24px Bold)
Normal text looks like this. The quick brown fox jumps over the lazy dog.
Small text (12px) — harder to read with low contrast
21:1
Contrast Ratio
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WCAG 2.1 Requirements
Level
Normal Text
Large Text (≥18pt / 14pt bold)
UI Components
AA
≥ 4.5:1
≥ 3:1
≥ 3:1
AAA
≥ 7:1
≥ 4.5:1
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Suggested Alternatives