Color Blindness Simulator
See how a color combo appears to users with different types of color blindness. Test accessibility for protanopia, deuteranopia, and tritanopia.
Color Selection
Quick Presets
Color Blindness Type
Simulation Result
Original Colors
As seen with Normal Vision
Accessibility Tips
About Color Blindness Simulator
A Color Blindness Simulator is an accessibility testing tool that shows how colors and color combinations appear to people with different types of color vision deficiencies. It simulates protanopia (red-blind), deuteranopia (green-blind), tritanopia (blue-blind), and other forms of color blindness to help ensure your designs are accessible to all users.
Why use a Color Blindness Simulator?
Using a Color Blindness Simulator is essential for creating inclusive designs that work for all users, including the 8% of men and 0.5% of women who have some form of color blindness. This tool helps you identify potential accessibility issues early in the design process, ensuring your color choices don't exclude users or make content difficult to perceive.
Who is it for?
This tool is crucial for UX/UI designers ensuring accessibility compliance, web developers testing color contrast and readability, product managers prioritizing inclusive design, accessibility specialists conducting audits, and anyone responsible for creating digital content that needs to be accessible to users with color vision deficiencies.
How to use the tool
- Input your color combination or upload an image to test
- Select the type of color blindness to simulate (protanopia, deuteranopia, tritanopia, etc.)
- View the simulated result to see how your colors appear to users with that condition
- Compare the original and simulated versions side by side
- Adjust your color choices if needed to improve accessibility and readability
Share This Tool
Found this tool helpful? Share it with others who might benefit from it!
💡 Help others discover useful tools! Sharing helps us keep these tools free and accessible to everyone.