ΔE 11.6, fair: the same colour family, but not a straight swap. Scurvy Green is more saturated, warmer than Gray FS36118.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Scurvy Green is more saturated, warmer than Gray FS36118.
The same difference applies the other way round: Gray FS36118 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 Gray FS36118 on the colour wheel See Scurvy Green on the colour wheel
All matches: Gray FS36118 equivalents · Scurvy Green equivalents