Beta Galaxy uses standard Adder black and dark blue, with yellow and tan highlights.
Canonized by Bones and Gaiiten on 6-28-09.
All Adder ‘Mechs and fighters bear the Clan insignia on the left arm or wing and right leg or empennage. Galaxy insignias are displayed on the right arms or wings and left legs or empennages, while Cluster insignias are worn on the right torsos of ‘Mechs or the fuselages of fighters.
Per FM:Crusader Clans, page 118.
Maintaining ties to the SLDF’s “” Division, Beta Galaxy bases their insignia around that of the ancient German Afrikakorps. A Star Adder is set against the image of a palm tree, backed by a sun silhouetting the fronds.