Brethil Blush vs Bestigor Flesh

How close are they?

ΔE 6.8, close: similar, with a visible difference side by side. Bestigor Flesh is more muted than Brethil Blush.

Can I use Bestigor Flesh instead of Brethil Blush?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Bestigor Flesh is more muted than Brethil Blush.

Can I use Brethil Blush instead of Bestigor Flesh?

The same difference applies the other way round: Brethil Blush 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.