Color Blindness Simulator
Protanopia
~1.3% of males
Complete absence of red cone photoreceptors. Reds appear dark or muddy.
Deuteranopia
~1.2% of males
Complete absence of green cone photoreceptors. Greens are indistinguishable from reds.
Tritanopia
~0.001% of population
Complete absence of blue cone photoreceptors. Blues and yellows become confused.
Protanomaly
~1.1% of males
Reduced sensitivity of red cones. Red-green distinction is weakened.
Deuteranomaly
~5.0% of males
Reduced sensitivity of green cones. Most common form of color blindness.
Tritanomaly
~0.01% of population
Reduced sensitivity of blue cones. Blue-yellow perception is diminished.
Achromatopsia
~0.003% of population
Total color blindness. Only shades of gray are perceived.
Achromatomaly
~0.001% of population
Partial total color blindness. Colors are severely desaturated.
This tool simulates how colors and images appear to people with various types of color vision deficiency. Approximately 8% of males and 0.5% of females have some form of color blindness. All processing happens entirely in your browser — no data is uploaded.