Related to "Why So Many Control Rooms Were Seafoam Green" - Soviet designers apparently reached the same conclusion, but they applied it to aircraft cockpits instead of control rooms and used a slightly more blueish color: https://aviation.stackexchange.com/questions/16434/why-are-r...

Interestingly enough, Soviet control rooms (https://upload.wikimedia.org/wikipedia/commons/thumb/a/ab/Co...) were the color of Western aircraft cockpits, and vice versa...