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