Bloodmoon Red vs Primary Magenta

How close are they?

ΔE 9.6, close: similar, with a visible difference side by side. Primary Magenta is cooler than Bloodmoon Red. They are different kinds of paint: Army Painter Bloodmoon Red is a one-coat contrast-style paint and Golden Primary Magenta is an ink, glaze or transparent paint, so they won’t behave the same on the model even where the colour is close.

Can I use Primary Magenta instead of Bloodmoon Red?

Usually, if you are not matching paint already on the model. Close match (ΔE 10). Primary Magenta is cooler than Bloodmoon Red. They are different kinds of paint.

Can I use Bloodmoon Red instead of Primary Magenta?

The same difference applies the other way round: Bloodmoon Red is 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.