Check WCAG color contrast ratios for accessibility compliance. Ensure your text and background color combinations meet AA and AAA standards for inclusive, legally compliant web design.
Open Color Contrast Checker → free, no sign-inColor Contrast Checker is a free, browser-based tool on Doathingy.com. It lets you color contrast checker directly in your browser — no software to install, no account required, and no files sent to any server.
Check WCAG color contrast ratios for accessibility compliance. Ensure your text and background color combinations meet AA and AAA standards for inclusive, legally compliant web design.
Everything runs locally on your device. Open the tool, do the task, done. It is designed for people who need results quickly, without a learning curve or a subscription.
Anyone who needs to color contrast checker without friction. No technical knowledge required — if you can use a browser, you can use this tool.
No tutorials. No learning curve. The tool is designed to be immediately obvious to anyone.
Privacy first. Your files and data never leave your device. All processing happens locally in your browser — nothing is uploaded to a server.
Completely free. No trial periods, no premium tiers, no hidden costs. Use it as often as you need.
Zero friction. No account, no download, no browser extension. Works in any modern browser on desktop or mobile.
Built for one job. Color Contrast Checker does exactly what it says and nothing more. No feature bloat, no distracting adverts.
What contrast ratio is required for WCAG AA?
A minimum contrast ratio of 4.5:1 for normal text and 3:1 for large text.
What's the difference between AA and AAA?
AAA requires a higher ratio of 7:1 for normal text — it's the enhanced accessibility standard.
Can I enter hex codes directly?
Yes — hex, RGB, and HSL formats are all accepted.
Is this useful for non-designers?
Yes — content writers, developers, and product managers can all use it to quickly verify accessibility.
Is this free?
Yes — free, no account required.
Free. Instant. No sign-in. Open it now and get the job done.
Open Color Contrast Checker on Doathingy.com →