Color Blind Simulator

Simulate different types of color blindness for game accessibility

Generate

Click the button to generate a random result

Test your visual designs for color accessibility by simulating all types of color vision deficiency. Ensure your game graphics, websites, and applications are usable by the 8% of males and 0.5% of females who experience some form of color blindness.

Key Features

  • All CVD types: protanopia, deuteranopia, tritanopia, achromatopsia
  • Image upload and color swatch testing
  • Real-time filter preview
  • Accessibility score estimation

How to Color Vision Deficiency Simulator

  1. 1

    Upload design

    Upload an image or screenshot to test.

  2. 2

    Apply CVD filter

    Select the type of color blindness.

  3. 3

    Review accessibility

    Identify problematic color combinations.

Common Use Cases

  • Ensuring web and app designs meet accessibility standards
  • Testing game HUD elements for visibility
  • Validating data visualization color palettes

Frequently Asked Questions

What's the most important type to test for?
Red-green deficiency (deuteranopia/protanopia) is by far the most common, affecting about 6% of males. Always test for this first.

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