ΔE 12.6, fair: the same colour family, but not a straight swap. Light Moss Green is a little darker, more muted, warmer than Gremlin Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Light Moss Green is a little darker, more muted, warmer than Gremlin Green.
The same difference applies the other way round: Gremlin Green is a little lighter, more saturated, 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 Gremlin Green on the colour wheel See Light Moss Green on the colour wheel
All matches: Gremlin Green equivalents · Light Moss Green equivalents