Most color vision problems are inherited (genetic) and are present at birth. People usually have three types of cone cells in the eye. Each type senses either green, blue or red light. ... According to ColorBlindess.com, this is what daily life looks like for different forms of color blindness.Jan 31, 2017
People with deuteranomaly and protanomaly are collectively known as red-green colour blind and they generally have difficulty distinguishing between reds, greens, browns and oranges. They also commonly confuse different types of blue and purple hues.
It is also known as color deficiency. Color blindness often happens when someone cannot distinguish between certain colors. This usually happens between greens and reds, and occasionally blues. In the retina, there are two types of cells that detect light.Jan 22, 2018