The following symptoms and complaints may indicate color vision disorders:
- Congenital color vision disorders are often not noticed by the affected person until later in life
- In the case of complete color blindness, visual acuity is also reduced
Deuteranomaly (green deficiency)
- Weakened color perception of the color “green” (it is a form of red-green weakness).
Deuteranopia (green blindness).
- Complete green blindness
Protanomaly (red blindness)
- Weakened color perception of the color “red”.
Protanopia (red blindness)
- Complete red blindness
Tritanomaly (blue-yellow visual impairment).
- Sensation for the color “blue” is decreased
Tritanopia (blue blindness)
- Complete blue blindness
Red-green visual impairment
- Certain shades of red and green are seen as shades of gray (when severe, this is called red-green blindness (dyschromatopsia).
- Can distinguish more brown and khaki tones
