ΔE 10.5, fair: the same colour family, but not a straight swap. Nurgling Green is a little lighter, cooler than Light DAK Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Nurgling Green is a little lighter, cooler than Light DAK Green.
The same difference applies the other way round: Light DAK Green is a little 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 Light DAK Green on the colour wheel See Nurgling Green on the colour wheel
All matches: Light DAK Green equivalents · Nurgling Green equivalents