Color tools
Color Blindness Simulator
Preview approximate color vision deficiency (CVD) variants for a HEX color. Educational only — not medical.
Color (HEX)
Example: #4a90e2
Original
#4a90e2
Protanopia (red-blind)
Deuteranopia (green-blind)
Tritanopia (blue-blind)
Achromatopsia (grayscale)
Note: this is an educational approximation. Real perception varies by display, lighting, and individual differences.
How to use
Start with a HEX color from your palette or a game swatch. Then check whether key distinctions still hold in the simulated views.
For readable UI, pair this with Contrast Checker.
FAQ
- What is a color blindness simulator?
- A color blindness simulator shows an approximate preview of how a color may appear under different types of color vision deficiency (CVD).
- Is this medically accurate?
- No. This is an educational approximation for design intuition. Real perception varies by person and by display conditions.
- How should I use it?
- Use it to sanity-check whether your palette relies too much on red/green or blue/yellow differences, and pair it with a contrast checker for text readability.
Entertainment/education only. Not medical advice.