here are a few of the "paint sets" for those four colors, I have all of these except for the one marked with an **
Model Master Acrylics
FS 30219 #4709 Dark Tan
FS 34079 #4726 Dark Green
FS 34102 #4734 Medium Green
FS 36622 #4766 Camoflage Gray
PollyScale Acrylics
30219 #505392 US Tac Tan
34079 #505388 US Tac Dk. Green
34102 #505390 US Tack Mid Green **I don't have this one
36622 #505394 US Tac Lt Gray
Aeromaster Acrylics (this is the one I use today) these are already "scale effected"
30219 #1059 US Tan FS 30219
34079 #1060 34079 US Dark Green
34102 #1061 34102 US Med. Green
36622 #1062 US Lt Gray FS 36622 (this one is quite dark, I lighten it with white)
Life Color Acrylics (I will use these if and when the Aeromaster colors stop being available to me)
30219 #UA015 30219 Tan Vietnam
34079 #UA001 34079 Dark Green
34102 #UA002 Green 34102
36622 #UA021 36622 Light Grey
someone posts a Tamiya mix ratios link sometimes, I don't have that saved,,,,,,,,maybe they will see this and post it for you
but, so far, you have 5 sets of paint ranges and the bottle numbers and names
Rex