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