(now with links to Armory threads, per Jbgarrison's suggestion)Solar Federation vehicles:
Grey w/ blue highlights (usually...sometimes I've had to use white or black, or sometimes blue is the primary color)
Transparent blue visors (usually, sometimes smoke)SF Figures:
Headgear as appropriate (white helmets for most Marines, black helmets for most Navy pilots)
Stormtrooper/Clone Trooper torso, with waist to complement
Blue limbs (red arms for command units)
Black glovesDungan Swarm:
Brown, tan, dark grey, and other such hues, with red eyes.Imperium Constructor:
Black, white, and red (mostly; some units are orange, with green reserved for people who have dishonored the Master Mold), with transparent green windows.Space Pirates:
Whatever is left over. Red, blue, white, black, tan, grey, it's all good.
Heuristic ALgorithmic AFOL.
T6281: Solar Federation (Rules T6588)
T6777: Dungan Swarm
T6783: Space Pirates
T7349: BrikWars Vehicle Datasheet
T7402: Imperium Constructor