Anthracite Gray vs Lavender Grey

How close are they?

ΔE 6.5, close: similar, with a visible difference side by side. Lavender Grey is a little lighter than Anthracite Gray.

Can I use Lavender Grey instead of Anthracite Gray?

Usually, if you are not matching paint already on the model. Close match (ΔE 6). Lavender Grey is a little lighter than Anthracite Gray.

Can I use Anthracite Gray instead of Lavender Grey?

The same difference applies the other way round: Anthracite Gray is a little darker.

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.