Try this on for size. Thanks to Tony Smith.
"Here is the information I have been providing, regarding interior paint colors, as was provided to me, by a stovebolt member:
1960-1966 Chevy Truck Interior Paint Color Summary
Medium Fawn: 60% gloss
DuPont: #9171-L
Ditzler: #DL-22571
Rinshed-Mason: #65B84
Dark Fawn: 0% Gloss
DuPont: #9202-L
Ditzler: #DIA 22568
Light Fawn: 60% gloss
DuPont: #9170-L
Ditzler: #DL22569
Medium Saddle: 60% gloss
DuPont: #4626-L
Ditzler: #DL-22570
Rinshed-Mason: #65B83
Dark Saddle: 0% Gloss
DuPont: #9199-L
Ditzler: #DIA-13010
The Saddles are from 1965 and the Fawns are the same for 1965 and 1966.
In 1966, the interior was two colors, with the Medium Fawn or Dark Fawn on the dash panel & steering column, with Light Fawn on all other interior surfaces.
As far as the exterior paint chips, search on the links page and/or use search for this forum and you will find many threads.
Goggle TCP global and Autocolor library. Your chips are there with the paint code. The second page may have your white code.
HB