CJ: Presumably you have a consultant assisting you with your flying sequences. He should be able to advise you on the appropriate colour scheme for the aircraft. It will depend on the context of the scene and the role the aircraft is performing.
There were numerous Royal Navy colour schemes, here are three (one is RAF):
But .. you also have the 'Humphreys' which often wore black and yellow as well as the Admiral's Barges (Green Parrots aka White Tops) which were green and white and there were other schemes too including some 'experimental' ones!