ΔE 13.2, fair: the same colour family, but not a straight swap. Muddy Olive is more saturated, cooler than Mid DAK Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Muddy Olive is more saturated, cooler than Mid DAK Green.
The same difference applies the other way round: Mid DAK 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 Mid DAK Green on the colour wheel See Muddy Olive on the colour wheel
All matches: Mid DAK Green equivalents · Muddy Olive equivalents