A few interesting wiki reads on the subject: https://en.m.wikipedia.org/wiki/Blue%E2%80%93green_distinction_in_language https://en.m.wikipedia.org/wiki/Blue%E2

A few interesting wiki reads on the subject: https://en.m.wikipedia.org/wiki/Blue%E2%80%93green_distinction_in_language https://en.m.wikipedia.org/wiki/Blue%E2%80%93green_distincti... https://en.m.wikipedia.org/wiki/Color_term https://en.m.wikipedia.org/wiki/Color_term https://en.m.wikipedia.org/wiki/Philosophy_of_color https://en.m.wikipedia.org/wiki/Philosophy_of_color