ΔE 11.4, fair: the same colour family, but not a straight swap. Green Grey is a little darker, cooler than Evil Flesh.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Green Grey is a little darker, cooler than Evil Flesh.
The same difference applies the other way round: Evil Flesh is a little lighter, 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 Evil Flesh on the colour wheel See Green Grey on the colour wheel
All matches: Evil Flesh equivalents · Green Grey equivalents