ΔE 5.0, very close: most people won’t see a difference side by side. Medium Olive is more muted, cooler than Russian Green 4BO.
Yes, for most jobs. Very close match (ΔE 5). Medium Olive is more muted, cooler than Russian Green 4BO.
The same difference applies the other way round: Russian Green 4BO is more saturated, 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 Russian Green 4BO on the colour wheel See Medium Olive on the colour wheel
All matches: Russian Green 4BO equivalents · Medium Olive equivalents