ΔE 10.9, fair: the same colour family, but not a straight swap. Brown FS30219 is a little darker, more muted, cooler than Mocca Skin.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Brown FS30219 is a little darker, more muted, cooler than Mocca Skin.
The same difference applies the other way round: Mocca Skin is a little lighter, more saturated, 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 Brown FS30219 on the colour wheel
All matches: Mocca Skin equivalents · Brown FS30219 equivalents