The Second Pride uses a green, brown and red patchwork camouflage.
Per FM:Periphery, page 68.
They still display the Concordat insignia prominently. Their own insignia, a pair of crossed rapiers set against a stellar field, is also the crest of the Calderon family and remains painted on the chest of a BattleMech or worn as a patch with infantry. Per FM:Periphery, page 68.