Vampire Flesh vs Lavender Grey

How close are they?

ΔE 9.3, close: similar, with a visible difference side by side. Lavender Grey is a little darker, more muted than Vampire Flesh.

Can I use Lavender Grey instead of Vampire Flesh?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Lavender Grey is a little darker, more muted than Vampire Flesh.

Can I use Vampire Flesh instead of Lavender Grey?

The same difference applies the other way round: Vampire Flesh is a little lighter, 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.