Army green

Army green was a dark shade of green which was used by military forces, similar to olive.

Clara Oswald wore an army green parka during her first adventure with the Eleventh Doctor, (TV: The Bells of Saint John) and when she and the Twelfth Doctor dealt with dream crabs. (TV: Last Christmas)

The Master's Saxon incarnation wore an army green shirt with his asymmetrical, black frockcoat. (TV: World Enough and Time|The Doctor Falls)