ΔE 14.0, fair: the same colour family, but not a straight swap. Hierotek Green is noticeably lighter, cooler than Greenskin.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Hierotek Green is noticeably lighter, cooler than Greenskin.
The same difference applies the other way round: Greenskin is noticeably darker, 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 Greenskin on the colour wheel See Hierotek Green on the colour wheel
All matches: Greenskin equivalents · Hierotek Green equivalents