ΔE 10.6, fair: the same colour family, but not a straight swap. Barbarian Skin is a little lighter, more saturated than Golden Shadow.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Barbarian Skin is a little lighter, more saturated than Golden Shadow.
The same difference applies the other way round: Golden Shadow is a little darker, more muted.
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 Golden Shadow on the colour wheel See Barbarian Skin on the colour wheel
All matches: Golden Shadow equivalents · Barbarian Skin equivalents