Red-green color blindness It occurs when red or green cone cells do not function properly, or are completely absent. Have some kind: Mild green blindness: This is the most common form of color blind test and affects 5% of men, but is rare in women. It occurs when green cone cells do not function as they should. Yellow and green look redder, and it can be difficult to distinguish blue from...

Color blindness occurs when you cannot distinguish colors normally. It is also known as a color defect. This usually occurs between green and red, sometimes even blue. People with mild color blindness often discover it by chance because it does not affect their daily lives much. Changes in color vision may indicate a more serious condition. It can be life-threatening, like not being able to...

Color blindness is an inability to see or difficulty distinguishing certain colors. Accordingly, the patient can still see objects clearly, only the ability to perceive colors is limited. Some people may not see any color, but this is rare. Some signs of color blindness: The patient cannot distinguish certain colors. Other colors are still distinguishable. At a mild level, colorblind people...

The Color Blind Test is an optical test that is designed to determine a person’s type of color blindness and identify whether or not they have a color deficiency.