ΔE 10.8, fair: the same colour family, but not a straight swap. Fairy Skin is cooler than Darkoath Flesh.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Fairy Skin is cooler than Darkoath Flesh.
The same difference applies the other way round: Darkoath Flesh is 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 Darkoath Flesh on the colour wheel See Fairy Skin on the colour wheel
All matches: Darkoath Flesh equivalents · Fairy Skin equivalents