ΔE 8.6, close: similar, with a visible difference side by side. Cork Brown is a little darker, more saturated, warmer than Bard Skin.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Cork Brown is a little darker, more saturated, warmer than Bard Skin.
The same difference applies the other way round: Bard Skin is a little lighter, more muted, 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 Bard Skin on the colour wheel See Cork Brown on the colour wheel
All matches: Bard Skin equivalents · Cork Brown equivalents