Anyway, it turns out aircraft carriers have the same kind of colorful division of labor. Lots of (official Navy) pictures on that site, including one of Daniel Green, who out-Ts Mr. T. Tue Mar 16 2004 17:32:
Inspired by clasic Trek, I used to make up jobs for my Lego spacemen based on the color of their spacesuits. The blue suit guys were the pilots, which I suppose makes sense in retrospect. I don't remember what the other jobs were. Maybe the red suits were the navigators, and the yellow suits made the coffee, and the black suits were space ninjas. I don't know. I never managed to acquire any white-suit Lego spacemen, so I guess those were the guys who stayed in the pressurized dome on the moon and did paperwork.