Color Blindness Simulator
🧪 Beta
Evaluate how accessible your visuals truly are by simulating common forms of color blindness directly in your browser. Upload images, UI screenshots, charts, or graphics and instantly preview them through multiple vision deficiency filters such as Protanopia, Deuteranopia, and Tritanopia. All processing happens locally on your device, ensuring complete privacy while helping designers and developers build more inclusive experiences.
colors accessibility design
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How It Works
Upload an image or screenshot that you want to evaluate. Select a color vision deficiency type from the available filters and the preview will instantly update to simulate how the image appears to people with that condition.
Frequently Asked Questions
What types of color blindness can this simulator replicate? ▾
The simulator can reproduce several common types of color vision deficiencies including Protanopia (red-blind), Deuteranopia (green-blind), Tritanopia (blue-blind), and general reduced color sensitivity.
Are my uploaded images sent to a server? ▾
No. All image processing and simulation occurs directly within your browser using client-side rendering. Your images never leave your device.