ΔE 10.4, fair: the same colour family, but not a straight swap. Necrotic Flesh is a little darker, more saturated, cooler than RLM 76 Late War Variation.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Necrotic Flesh is a little darker, more saturated, cooler than RLM 76 Late War Variation.
The same difference applies the other way round: RLM 76 Late War Variation is a little lighter, 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 RLM 76 Late War Variation on the colour wheel See Necrotic Flesh on the colour wheel
All matches: RLM 76 Late War Variation equivalents · Necrotic Flesh equivalents