ΔE 13.6, fair: the same colour family, but not a straight swap. XV-88 is more saturated, warmer than Brown Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). XV-88 is more saturated, warmer than Brown Green.
The same difference applies the other way round: Brown Green is 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 Brown Green on the colour wheel See XV-88 on the colour wheel
All matches: Brown Green equivalents · XV-88 equivalents