Murder Scene vs Glorious Magenta

How close are they?

ΔE 9.0, close: similar, with a visible difference side by side. Glorious Magenta is a little lighter, more saturated than Murder Scene.

Can I use Glorious Magenta instead of Murder Scene?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Glorious Magenta is a little lighter, more saturated than Murder Scene.

Can I use Murder Scene instead of Glorious Magenta?

The same difference applies the other way round: Murder Scene is a little darker, more muted.

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.