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🦋
Colorblind Simulator
Test colors for colorblindness
🎨 Colorblind Simulator
🦋 Test Color
👁️ Simulation
Normal
#FF5733
Protanopia (Red-blind)
#b6b43b
Deuteranopia (Green-blind)
#c0cc3d
Tritanopia (Blue-blind)
#f64244
📌 8% men, 0.5% women have some form of colorblindness. Avoid red-green only signals. Add icons + text labels.
❓ Frequently Asked Questions
Common questions about Colorblind Simulator
How simulator works?▼
Apply color filters mimicking colorblindness types. See your design as colorblind users would.
Free simulator?▼
Yes, 100% free. Test images/colors. 8+ types of colorblindness. Side-by-side comparison.
Types of colorblindness?▼
Protanopia (red-blind), Deuteranopia (green-blind), Tritanopia (blue-blind). Plus mild versions (protanomaly etc).
How many affected?▼
8% men, 0.5% women globally. Red-green most common (protanopia/deuteranopia 99% of cases).
Why test?▼
Avoid color-only signals. "Red error" useless for red-blind. Add icons, text, patterns alongside colors.
Safe color combinations?▼
Blue + Yellow safe across all types. Avoid: Red + Green. Use luminosity (light vs dark) more than hue.
Charts and graphs?▼
Use patterns/textures, not just colors. Add labels directly on chart elements. Distinguishable by shape too.
Status indicators?▼
Don't rely on red/green only. Add icons (✓ ✗), text labels. Universal design helps everyone.
Test major products?▼
Google Maps uses blue+orange (safe). Many gaming colorblind modes. Industry standard now.
Fix bad design?▼
Add high contrast borders. Use shapes alongside colors. Patterns differentiate. Icons clarify meaning.