ΔE 12.5, fair: the same colour family, but not a straight swap. Bloodless Skin is noticeably lighter, more saturated, warmer than Necrotic Flesh.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Bloodless Skin is noticeably lighter, more saturated, warmer than Necrotic Flesh.
The same difference applies the other way round: Necrotic Flesh is noticeably darker, 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 Necrotic Flesh on the colour wheel See Bloodless Skin on the colour wheel
All matches: Necrotic Flesh equivalents · Bloodless Skin equivalents