ΔE 4.7, very close: most people won’t see a difference side by side. Medium Olive is a little darker, warmer than Dark Green (Luftwaffe).
Yes, for most jobs. Very close match (ΔE 5). Medium Olive is a little darker, warmer than Dark Green (Luftwaffe).
The same difference applies the other way round: Dark Green (Luftwaffe) is a little lighter, 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 Dark Green (Luftwaffe) on the colour wheel See Medium Olive on the colour wheel
All matches: Dark Green (Luftwaffe) equivalents · Medium Olive equivalents