ΔE 6.5, close: similar, with a visible difference side by side. Amber Skin is more muted than US Desert Tan.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Amber Skin is more muted than US Desert Tan.
The same difference applies the other way round: US Desert Tan is 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 US Desert Tan on the colour wheel See Amber Skin on the colour wheel
All matches: US Desert Tan equivalents · Amber Skin equivalents