ΔE 8.4, close: similar, with a visible difference side by side. Evil Red is a little darker, warmer than Nightshade Purple.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Evil Red is a little darker, warmer than Nightshade Purple.
The same difference applies the other way round: Nightshade Purple is a little lighter, cooler.
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.
See Nightshade Purple on the colour wheel See Evil Red on the colour wheel
All matches: Nightshade Purple equivalents · Evil Red equivalents