ΔE 14.5, fair: the same colour family, but not a straight swap. Athena Skin is noticeably darker, cooler than Sickly Pink.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Athena Skin is noticeably darker, cooler than Sickly Pink.
The same difference applies the other way round: Sickly Pink is noticeably lighter, 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 Sickly Pink on the colour wheel See Athena Skin on the colour wheel
All matches: Sickly Pink equivalents · Athena Skin equivalents