ΔE 13.3, fair: the same colour family, but not a straight swap. Deepkin Flesh is noticeably darker, warmer than Peachy Skin.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Deepkin Flesh is noticeably darker, warmer than Peachy Skin.
The same difference applies the other way round: Peachy Skin is noticeably lighter, 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 Peachy Skin on the colour wheel See Deepkin Flesh on the colour wheel
All matches: Peachy Skin equivalents · Deepkin Flesh equivalents