Is there any way to be sure if i'm color blind or not?

Testing: The most common type of "color blindness" is red-green color deficiency. Blue-yellow deficiency or true color blindness (achromatopsia) are rare. Color testing can identify which. The problem is a lack of certain types of cones or their opsins (light-sensitive compounds). Red-green deficiency can be adapted to fairly easily and is not very limiting, but the others can significantly impact vision.

Test your color sigh: You can get a clue by using a test chart. The following link will help. The colors are not perfect in internet charts but are a pretty good clue: > Copy and paste this on your url line to get to the test plates. There are many others on line.