ΔE 13.7, fair: the same colour family, but not a straight swap. Monastic Green is more muted, cooler than Absolution Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Monastic Green is more muted, cooler than Absolution Green.
The same difference applies the other way round: Absolution Green is more saturated, 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 Absolution Green on the colour wheel See Monastic Green on the colour wheel
All matches: Absolution Green equivalents · Monastic Green equivalents