ΔE 12.9, fair: the same colour family, but not a straight swap. Matt Military Green is more saturated, cooler than Light Olive Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Matt Military Green is more saturated, cooler than Light Olive Green.
The same difference applies the other way round: Light Olive Green is more muted, warmer.
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 Light Olive Green on the colour wheel See Matt Military Green on the colour wheel
All matches: Light Olive Green equivalents · Matt Military Green equivalents