WCAG Accessibility Guidelines
The Web Content Accessibility Guidelines (WCAG) define minimum contrast requirements for text readability.
Contrast Requirements
- WCAG AA (Normal Text): 4.5:1 minimum
- WCAG AA (Large Text): 3:1 minimum
- WCAG AAA (Normal Text): 7:1 minimum
- WCAG AAA (Large Text): 4.5:1 minimum
Why Contrast Matters
Good color contrast ensures your content is readable by everyone, including users with:
- Low vision
- Color blindness
- Age-related vision changes
- Poor screen quality or bright environments