Command Red vs Transparent Red

How close are they?

ΔE 6.7, close: similar, with a visible difference side by side. Transparent Red is a little lighter than Command Red. They are different kinds of paint: Army Painter Command Red is an opaque base/layer paint and Green Stuff World Transparent Red 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 Transparent Red instead of Command Red?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Transparent Red is a little lighter than Command Red. They are different kinds of paint.

Can I use Command Red instead of Transparent Red?

The same difference applies the other way round: Command Red is a little darker.

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.