It's not authorized and has in the past been turned down for consideration by the Uniform Board. But if you have some money burning a hole in your pocket and some open space on the wall, then by all means...
We did a multi-uniform Color Guard (SDB, Trops, Working Blue, Woodland BDU and Desert BDU) for a CoC in 1991. BMC Wall wore a Cutlass during the ceremony as Color Guard Cdr.
CAPT White from GRP Grand Haven was so impressed he requested us for his CoC later that year.