The Capellan March Militias commonly wear dark green and red colors.
Per FM: Federated Suns, page 109.
All CMM units wear the insignia of the Federated Suns and the Hasek family, in addition to that of the Capellan March. The March insignia is a torch set upon a red shield inscribed with the words “Duty. Honor. Loyalty.” Each militia RCT further adds the initials of its PDZ to the shield. Per FM:Federated Suns, page 109.