ΔE 14.3, fair: the same colour family, but not a straight swap. Angel Green is noticeably darker, more saturated than Nymph Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Angel Green is noticeably darker, more saturated than Nymph Green.
The same difference applies the other way round: Nymph Green is noticeably lighter, more muted.
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 Nymph Green on the colour wheel See Angel Green on the colour wheel
All matches: Nymph Green equivalents · Angel Green equivalents