Color Blindness Simulator
See how any color appears to people with different types of color vision deficiency — protanopia, deuteranopia, tritanopia, and more.
What Does This Tool Do?
Simulates the appearance of colors for 5 different types of color blindness by applying the standard Machado 2009 color transformation matrices.
Key Features
5 Types
Protanopia, deuteranopia, tritanopia, protanomaly, deuteranomaly.
Live Preview
See original and simulated colors side by side.
Accessibility
Essential for designing accessible color combinations.
Instant
Simulation updates immediately.
How to Use This Tool
- Enter a HEX color to simulate.
- Choose the type of color vision deficiency.
- See how the color appears side by side.
How It Works
Uses the Machado et al. 2009 transformation matrices to convert sRGB values to the perceived color for each type of color deficiency.
Common Use Cases
💡 Accessible Design
Test if UI colors are distinguishable for color-blind users.
💡 Data Visualization
Ensure charts are readable without relying on color alone.
💡 Education
Understand different types of color blindness.
Frequently Asked Questions
What is the most common form?
Deuteranopia/deuteranomaly (red-green, green-weak) affects about 6% of males. Protanopia (red-weak) affects about 2% of males. Both are much rarer in females.
Related Tools
Link to This Tool
Copy and paste the code below to link to this tool from your website:
<a href="https://adedx.com/tools/color-blindness-sim/">Color Blindness Simulator — AdeDX Free Online Tools</a>