Comment by rhplus

I think the whole point is that the blue/green distinction is very subjective and may be culturally influenced for certain populations:

https://en.wikipedia.org/wiki/Blue%E2%80%93green_distinction...

The example we see every day in traffic lights. In most parts of the world we’d unambiguously call it a “green” light, despite the fact they’re almost always cyan, with the blue component (apparently) helping drivers with red/green color-blindness.

https://engineering.stackexchange.com/questions/53255/what-c...