Color Blindness Simulator
Professional accessibility testing tool that simulates various types of color vision deficiency. Upload images to see how they appear to people with different forms of color blindness.
Upload Image for Testing
Drop an image here or click to browse
Supports JPEG, PNG, WebP • Max 10MB
Processing image for CVD simulation...
Color Vision Deficiency Types
Normal Vision
Full color spectrum
Protanopia
Red-blind (1% of males)
Protanomaly
Red-weak (1% of males)
Deuteranopia
Green-blind (1% of males)
Deuteranomaly
Green-weak (5% of males)
Tritanopia
Blue-blind (0.003%)
Tritanomaly
Blue-weak (0.01%)
Achromatopsia
Complete color blindness
Original Image
Normal Color Vision
Simulated View
Select a CVD type above
Interactive Comparison
Accessibility Analysis
0%
Affected Population
N/A
Severity Level
0%
Color Difference
100%
Accessibility Score
Accessibility Recommendations:
Upload an image and select a CVD type to see specific recommendations for improving accessibility.