Bestigor Flesh vs Blackert Brown

How close are they?

ΔE 9.4, close: similar, with a visible difference side by side. Blackert Brown is a little darker than Bestigor Flesh.

Can I use Blackert Brown instead of Bestigor Flesh?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Blackert Brown is a little darker than Bestigor Flesh.

Can I use Bestigor Flesh instead of Blackert Brown?

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

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.