Things you've always been too embarrased to ask

[Artsemis]

I've wondered this since like 50 posts but from like 0-100 posts you're a troll and from 100+ it's embarrassing... but now the embarrassment level gets higher and higher so I'm finally getting it out of the way:

What the hell do all the name colors mean?
I know...
Green is Moderator
Blue is Book Author?
Red is Administrator?
Black is ?
Maroon (Commodius' color) is ?

Others?