ΔE 11.3, fair: the same colour family, but not a straight swap. Necrotic Flesh is a little darker, more muted, cooler than Light Khaki Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Necrotic Flesh is a little darker, more muted, cooler than Light Khaki Green.
The same difference applies the other way round: Light Khaki Green is a little lighter, 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 Light Khaki Green on the colour wheel See Necrotic Flesh on the colour wheel
All matches: Light Khaki Green equivalents · Necrotic Flesh equivalents