He was daltonic and he believed he was favored because he saw yellow balls as if they were red, though he had trouble at night with white balls.
They are also color blind and the color of their clothes and habitats are generally shades of black and grey.
Blindness | color commentator | The Color Purple | blindness | Color Graphics Adapter | In Living Color | Game Boy Color | The Color Purple (film) | Thornlie | Armadale | color | RGB color model | Color Me Badd | Color Line | TRS-80 Color Computer | Marina Silva | Ciro Gomes | '''Mandurah''' | RGBA color space | International Color Consortium | The Color of Pomegranates | The Color of Money | Five Star Movement | (Beppe Grillo) | Person of color | Four Color | Color television | True Color | The Color of Friendship | Off-color humor |
Dichromacy, a form of color-blindness in which only two light wavelengths are distinguished rather than the usual three