Grimy Grey vs Desert Tan

How close are they?

ΔE 5.3, very close: most people won’t see a difference side by side. Desert Tan is a little darker, more saturated than Grimy Grey.

Can I use Desert Tan instead of Grimy Grey?

Yes, for most jobs. Very close match (ΔE 5). Desert Tan is a little darker, more saturated than Grimy Grey.

Can I use Grimy Grey instead of Desert Tan?

The same difference applies the other way round: Grimy Grey 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.