Tundra Taupe vs Dark Slate Grey

How close are they?

ΔE 5.4, very close: most people won’t see a difference side by side. Dark Slate Grey is a little darker, cooler than Tundra Taupe.

Can I use Dark Slate Grey instead of Tundra Taupe?

Yes, for most jobs. Very close match (ΔE 5). Dark Slate Grey is a little darker, cooler than Tundra Taupe.

Can I use Tundra Taupe instead of Dark Slate Grey?

The same difference applies the other way round: Tundra Taupe is a little lighter, warmer.

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.