EasyConvert / Color & Design
WCAG Color Contrast Checker
Calculate color contrast ratio and verify WCAG AA/AAA accessibility compliance. Free browser-based tool with no signup required.
About WCAG Color Contrast Checker
Calculate color contrast ratio and verify WCAG AA/AAA accessibility compliance.
The tool is designed to process data in the browser unless the interface explicitly states that a network request is required.
How to use this tool
- Enter or select the foreground color, background color value you want to work with.
- Review the available settings, then run the calculate action.
- Review the contrast ratio, wcag compliance status output and use the copy or download action when the tool provides one.
What you can do with WCAG Color Contrast Checker
- Check color contrast
- Verify wcag aa compliance
Frequently asked questions
Is WCAG Color Contrast Checker free?
Yes. EasyConvert tools are completely free to use without an account or signup.
Can I use it on mobile?
Yes. The interface is fully responsive and works smoothly in all modern desktop and mobile browsers.
Is my data secure?
Yes. Processing is performed locally in your browser. Sensitive inputs are never stored or logged.