WCAG 2.1Level AA Auto-detectable
WCAG 1.4.3: Contrast (Minimum)
Text has contrast ratio of at least 4.5:1.
Who is affected?
Users with low vision, color blindness, or using screens in bright light
Common violation example
Light gray text (#aaa) on white background (contrast ratio 2.3:1)How to fix it
Ensure 4.5:1 contrast ratio for normal text, 3:1 for large textAutomated detection rules (1)
color-contrast
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