ΔE 11.5, fair: the same colour family, but not a straight swap. Dark Battle Dress is a little lighter, warmer than Command Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Dark Battle Dress is a little lighter, warmer than Command Green.
The same difference applies the other way round: Command 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 Command Green on the colour wheel See Dark Battle Dress on the colour wheel
All matches: Command Green equivalents · Dark Battle Dress equivalents