ΔE 10.0, fair: the same colour family, but not a straight swap. Kobold Skin is a little lighter, warmer than CARC Tan 686A (FS33446).
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Kobold Skin is a little lighter, warmer than CARC Tan 686A (FS33446).
The same difference applies the other way round: CARC Tan 686A (FS33446) is a little darker, 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 CARC Tan 686A (FS33446) on the colour wheel See Kobold Skin on the colour wheel
All matches: CARC Tan 686A (FS33446) equivalents · Kobold Skin equivalents