Color Contrast Checker
NetTool
Check color contrast ratio for WCAG accessibility compliance.Updated 2026-03-20
Sample Text
Regular body text for testing contrast
Regular body text for testing contrast
Frequently Asked Questions
What is WCAG?
Web Content Accessibility Guidelines for color contrast.
What ratio is needed?
4.5:1 for normal text, 3:1 for large text (AA level).
Free?
Yes, completely free.
How to Use
- Check status indicators
- Review detailed results
- Use troubleshooting tips
- Copy data or export report
FAQ
Is my query logged?
No. Queries processed in real time and not stored.
How accurate are results?
Queries authoritative sources in real time. Results reflect current network state.
How often should I check?
After DNS changes, wait 24-48h for propagation then verify. Monitor weekly for changes.
Why differ from other tools?
Different tools query different servers or use different methods. We show raw responses.
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