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.