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WCAG Color Contrast Checker

Check color contrast ratio according to WCAG 2.1 accessibility standards. Enter the required data in the fields, then get your result instantly. It all runs directly in your browser; your files are never sent to an external server. Free, with a one-time grant of 10 free operations.

🔒 Processed locally in your browser — no file is sent to our servers
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About WCAG Color Contrast Checker

Check color contrast ratio according to WCAG 2.1 accessibility standards

color contrastتباين ألوانWCAGaccessibilityإمكانية وصولa11yhex colorweb designتصميم ويب

Step-by-Step Guide

  1. 1Enter the required data in the fields
  2. 2Adjust settings as needed
  3. 3Click the execute button
  4. 4Get your result instantly

Frequently Asked Questions

Is this tool completely free?

Yes, WCAG Color Contrast Checker is free. Registered users get 10 free operations, once, at no cost. Guests can preview the tool; running it needs a free account.

Are my files and data private and secure?

Yes, completely. WCAG Color Contrast Checker runs entirely inside your browser — your files and data are never sent to any external server and never leave your device.

Does this tool work on mobile devices?

Yes, the tool is fully responsive and works smoothly on all devices — mobile, tablet, and desktop. You can also install Zayenha Tools as an app on your device.

Do I need a continuous internet connection?

Only an initial connection is needed to load the page. After that, all data processing runs entirely on your device without requiring a continuous connection.

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