After sitting with my "paint guy" at the local PPG shop, we came up with this....
The center of the photo is painted with PPG 2593, (Ford 1-G), the right and left sides are original 30 year old Argent.
This shows the color coordinates in L* a* b* color space.... Suuuuper close!
1986 F-150 Flareside 4x4, 351, 4-v, ZF5 speed. AC, Cruise, Tilt, Slider, Digital clock, Radio, Lariat seat, Pwr doors/locks