Buckskin Pale vs Sandy Tan

How close are they?

ΔE 7.1, close: similar, with a visible difference side by side. Sandy Tan is a little darker, more saturated than Buckskin Pale.

Can I use Sandy Tan instead of Buckskin Pale?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Sandy Tan is a little darker, more saturated than Buckskin Pale.

Can I use Buckskin Pale instead of Sandy Tan?

The same difference applies the other way round: Buckskin Pale is a little lighter, 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.