Gal Vorbak Red vs Bloodfest Crimson

How close are they?

ΔE 9.4, close: similar, with a visible difference side by side. Bloodfest Crimson is a little lighter, cooler than Gal Vorbak Red.

Can I use Bloodfest Crimson instead of Gal Vorbak Red?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Bloodfest Crimson is a little lighter, cooler than Gal Vorbak Red.

Can I use Gal Vorbak Red instead of Bloodfest Crimson?

The same difference applies the other way round: Gal Vorbak Red is a little darker, warmer.

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.