ΔE 14.6, fair: the same colour family, but not a straight swap. Wurm Green is a little lighter, more saturated, warmer than Emerald Forest.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Wurm Green is a little lighter, more saturated, warmer than Emerald Forest.
The same difference applies the other way round: Emerald Forest is a little darker, 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 Emerald Forest on the colour wheel See Wurm Green on the colour wheel
All matches: Emerald Forest equivalents · Wurm Green equivalents