ΔE 11.6, fair: the same colour family, but not a straight swap. Orc Skin is a little darker, more muted, warmer than Karandras Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Orc Skin is a little darker, more muted, warmer than Karandras Green.
The same difference applies the other way round: Karandras Green is a little lighter, more saturated, 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 Karandras Green on the colour wheel See Orc Skin on the colour wheel
All matches: Karandras Green equivalents · Orc Skin equivalents