Skavenblight Dinge vs Stormy Grey

How close are they?

ΔE 6.8, close: similar, with a visible difference side by side. Stormy Grey is more muted than Skavenblight Dinge.

Can I use Stormy Grey instead of Skavenblight Dinge?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Stormy Grey is more muted than Skavenblight Dinge.

Can I use Skavenblight Dinge instead of Stormy Grey?

The same difference applies the other way round: Skavenblight Dinge is more saturated.

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.