Grey Brown vs US Desert Sand

How close are they?

ΔE 10.1, fair: the same colour family, but not a straight swap. US Desert Sand is more saturated than Grey Brown.

Can I use US Desert Sand instead of Grey Brown?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). US Desert Sand is more saturated than Grey Brown.

Can I use Grey Brown instead of US Desert Sand?

The same difference applies the other way round: Grey Brown is 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.