Contrast Ratio
The difference in luminance between text and background colors, required to be at least 4.5:1 for WCAG AA compliance.
Definition
The difference in luminance between text and background colors, required to be at least 4.5:1 for WCAG AA compliance.
Why It Matters
Understanding this concept is crucial for implementing accessible, user-friendly interfaces that comply with web standards.
Examples
Common real-world implementations and usage patterns for this concept.
Best Practices
- Follow WCAG guidelines when applicable
- Test with assistive technologies
- Document your implementation decisions
Related Topics
WCAG (Web Content Accessibility Guidelines)
International standards for making web content accessible to people with disabilities, published by W3C.
WCAG Compliance Failures
Accessibility violations that prevent users with disabilities from accessing your website, resulting in legal risk and lost revenue.
For UX Designers
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