ΔE 10.2, fair: the same colour family, but not a straight swap. Caramel Brown is a little lighter, more saturated, cooler than Mocca Skin.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Caramel Brown is a little lighter, more saturated, cooler than Mocca Skin.
The same difference applies the other way round: Mocca Skin is a little darker, 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 Mocca Skin on the colour wheel See Caramel Brown on the colour wheel
All matches: Mocca Skin equivalents · Caramel Brown equivalents