ΔE 6.2, close: similar, with a visible difference side by side. Orc Green is more saturated than Warboss Green.
Usually, if you are not matching paint already on the model. Close match (ΔE 6). Orc Green is more saturated than Warboss Green.
The same difference applies the other way round: Warboss Green is 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 Warboss Green on the colour wheel See Orc Green on the colour wheel
All matches: Warboss Green equivalents · Orc Green equivalents