Is the Colour Contrast Checker free?

Yes. This utility can be used free in a modern browser.

Are my files or text uploaded?

No. The utility runs in your browser and does not upload the content you process.

Covertora browser utility

Check text and background colours against WCAG contrast targets.

Free to useNo account requiredRuns in your browser

Input

Your content stays in this browser. Covertora does not upload it for this tool.

Result

Your result will appear here.

Yes. You can use this utility without creating an account.

No. Processing happens locally in your browser for privacy and speed.

Review the result before publishing or relying on it for formal decisions.