I have two original sets.One set on my 67 coupe and one set on my 68 Fastback...I have always seen them body color but something tells me my fastback set had charcoal black on them..That is the way I have them...I do not have concours cars tho...Most of the originals I see or see pics of are body color but I have never seen a pic of them on a red,blue or black car.(other than repos)I have seen green on green,white on white but I remember a black set on a 67 Fastback that was yellow.
They have never been a easy thing to find..
Considering how many sets were made it may be a difficult answer to get