4 points
I’ll amend to note one thing, which being color blind made me particularly aware of “what color does this look like to you?” doesn’t really mean anything. You could ask some other person “what color does blue look like?” and you two have no idea how each others minds conceptualize “blue”. The concept is called Qualia and refers to facets of our subjective experience that we cannot share, like the “color” of something (two people may reach consensus that 420 nm is “blue”, but can never know what that “looks like” to the other party).
My best hope is sharing what I think represents how my color vision falters. In my case I can’t tell the difference between the picture presented and
