ΔE 8.7, close: similar, with a visible difference side by side. Ushabti Bone is more saturated, warmer than Medium Green.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Ushabti Bone is more saturated, warmer than Medium Green.
The same difference applies the other way round: Medium Green is more muted, 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 Medium Green on the colour wheel See Ushabti Bone on the colour wheel
All matches: Medium Green equivalents · Ushabti Bone equivalents