Interesting fact:

Color blindness defects can be split into three categories: protan, deutan, and tritan defects. Depending on which defect a color blind person is afflicted with, the defect will nevertheless change how the person perceives colors on the spectrum. This can hinder a person’s ability to learn early on in life, as well as later in life, so finding solutions on how to manage them is vital to a person’s growth and development.