Imo "gray" eyes are just a muted blue tone, and "yellow" eyes are just a light brown

I've always thought I have blue eyes cuz when I look at them, they're clearly blue, but people tell me they're gray, and I never got it, but then I realized my type of blue is like a muted/desaturated kind of blue, a "steel blue" as it's called so now I kind of get why they say that.

Human eye colors are the result of varying levels of melanin which is brown, and the blue/green is some kind of illusion or trick of the light that we see from low melanin levels. Just like blue feathers. https://www.si.edu/stories/when-blue-bird-not-blue

So the answer is: kinda but not really