It was basically one big experiment with the colours, there was no theory behind it, I just used the colours based off of what looked darker and what I thought fit.
Could you direct me too a good site for learning colour theory?
EDIT:
well I found a good topic these forums for learning it and well this is what happened:
Also I hate the trousers but I'm happy with the body.
EDIT2: I just realized I messed up the colours, here is the better version: