ΔE 23.1, loose: different enough that you should pick on purpose. Caucasian Skin is noticeably darker, more saturated, cooler than Hearthborn.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 23). Caucasian Skin is noticeably darker, more saturated, cooler than Hearthborn.
The same difference applies the other way round: Hearthborn is noticeably 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 Hearthborn on the colour wheel See Caucasian Skin on the colour wheel
All matches: Hearthborn equivalents · Caucasian Skin equivalents