As noted in one of the article comments: One of the first settings I change on my iPhone is "Accessibility > Display & Text Size > Increase Contrast" for this v

As noted in one of the article comments: One of the first settings I change on my iPhone is "Accessibility > Display & Text Size > Increase Contrast" for this very reason. It darkens both the blue iMessage and green SMS colors, but I mostly do it because I do find that green color "gross" and annoying/distracting.