I think that is Ivy Green Irid.
ome of the colors below may be followed by the word mattt, i.e. Color Description (matt) . These are trim or bumper colors.
1969 Plymouth All Models Locate Color Identification Plate Color Information Source FAQ'S...
Wow! I never seen an A12 RR painted F3 Green.
PAINT CODES FOR THE 1969-1/2 CARS
PLYMOUTH ROAD RUNNER
A4 PLATINUM METALLIC
B3 ICE BLUE POLY
B5 BLUE FIRE METALLIC
B7 JAMAICA BLUE POLY
F3 FROST GREEN METALLIC
F5 LIMELIGHT POLY
F8 IVY GREEN METALLIC
K2 VITAMIN C *
L1 SANDPEBBLE BEIGE...