That's actually really interesting. My understanding is that colorblindness is one of the better accommodated deficiencies...? A colleague called me out once when I used a data visualization that wasn't particularly colorblind friendly, so it's something I try to accommodate as well. Would love to hear if he has experienced any other difficulties (or a lack of)
On this topic... I think the funniest way I saw was someone on Reddit asking why a video game dialogue refers to an anime girl as being green when her hair color is "gray"