ΔE 9.4, close: similar, with a visible difference side by side. Cork Brown is a little darker, more muted than Tanned Leather.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Cork Brown is a little darker, more muted than Tanned Leather.
The same difference applies the other way round: Tanned Leather is a little lighter, more saturated.
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 Tanned Leather on the colour wheel See Cork Brown on the colour wheel
All matches: Tanned Leather equivalents · Cork Brown equivalents