Lambda paints its 'Mechs in sandy tan and dark gray, with light gray and blood red highlights.
Canonized by Hauptmann Fanjoy on 11/1/2004.
Other references:
Stone Rhino, TRO 3055 Revised (front cover)
Behemoth, CB: Miniatures Rules (p 26)
Hellfire, CB: Miniatures Rules (p 26)
The insignia of Lambda Galaxy is a jade falcon swooping across an arched gateway.
Per FM:Crusader Clans, page 107.