https://www.friendbookmark.com/authors/3093/alijen Most recent BlogU posts submitted by alijen https://www.friendbookmark.com/blogpost/30513/completely-color-blindCompletely color blindThere are different degrees of color blindness.Some people have mild color blindness. They can see normal colors in good light but have difficulty in dim light.In more severe cases, they cannot distinguish certain colors in any light.The most severe form of color blindness is when everything is seen in shades of gray, which is very rare.Color blindness usually affects...