There are 2 pages towards the beginning of this file (screenshots below) titled "Truck Exterior Color Combinations" that layout the paint and trim paint details down to specific pieces and body panels. If I'm reading this correctly, the front fender extension should be the main body color, whichever that may be.
~ Dan 1951 Chevy 3 window 3100 Follow this story in the DITY Gallery "My Grandpa Carl's Truck and How it Became Mine" 1966 Chevelle (Wife's Hot Rod) | 2013 Chevy Silverado (Current daily driver) US Army MSG Retired (1977-1998) | Com Fac Maint Lead Tech Retired (1998-2021)