ΔE 11.7, fair: the same colour family, but not a straight swap. Medium Olive is a little lighter, more saturated than Jungle Moss.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Medium Olive is a little lighter, more saturated than Jungle Moss.
The same difference applies the other way round: Jungle Moss is a little darker, more muted.
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 Jungle Moss on the colour wheel See Medium Olive on the colour wheel
All matches: Jungle Moss equivalents · Medium Olive equivalents