Accessibility Simulator

Preview how your PDF appears with color vision deficiencies

Upload PDF to test accessibility

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PDF Accessibility Simulator

Preview how your PDF appears to users with color vision deficiencies. Test for protanopia, deuteranopia, tritanopia, and complete color blindness.

Simulate multiple types of color blindness

Side-by-side comparison view

Test all pages in your PDF document

Export simulated version as PDF

Scientifically accurate color transformation matrices

Complete privacy - all processing happens in your browser

Frequently Asked Questions

The tool supports five vision types: Normal Vision, Protanopia (red-blind), Deuteranopia (green-blind), Tritanopia (blue-blind), and Achromatopsia (complete color blindness). These cover the most common color vision deficiencies.

Accessibility Simulator

PDF Accessibility Simulator

Frequently Asked Questions

What types of color blindness can I simulate?

How accurate are the simulations?

Why is accessibility testing important?

Can I export the simulated version?

Does this test other accessibility issues?

Are my documents uploaded to a server?