All Tyr ‘Mechs are painted dark blue, regardless of the terrain they fight on.

Per FM:Comstar, page 74.

Other references:
Beowulf, CB: Miniatures Rules (p 23)
Awesome, Vindicator, Firestarter, Charger, CM: Kurita (p 90)


Insignia:

The insignia of the First Tyr is a gold Viking helm above a silver star, representing the Rasalhague Principality. Per FM: ComStar, page 74.