ΔE 10.5, fair: the same colour family, but not a straight swap. Green Brown is a little lighter, warmer than Australian Camouflage Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Green Brown is a little lighter, warmer than Australian Camouflage Green.
The same difference applies the other way round: Australian Camouflage Green is a little darker, cooler.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Australian Camouflage Green on the colour wheel See Green Brown on the colour wheel
All matches: Australian Camouflage Green equivalents · Green Brown equivalents