ΔE 11.3, fair: the same colour family, but not a straight swap. Sand Brown is a little darker, warmer than Wasteland Clay.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Sand Brown is a little darker, warmer than Wasteland Clay.
The same difference applies the other way round: Wasteland Clay is a little lighter, 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 Wasteland Clay on the colour wheel See Sand Brown on the colour wheel
All matches: Wasteland Clay equivalents · Sand Brown equivalents