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Everything runs in your browser · nothing is uploaded
How it works
Available operations: Check Contrast.
Everything runs locally with the same code that passes our automated correctness tests — no server, no upload.
Check text-to-background contrast ratio against WCAG 2.2 AA/AAA standards. Accessibility compliance in your browser.
Everything runs in your browser · nothing is uploaded
Available operations: Check Contrast.
Everything runs locally with the same code that passes our automated correctness tests — no server, no upload.