ΔE 5.6, very close: most people won’t see a difference side by side. Medium Magenta is a little lighter than Spellbound Fuchsia. They are different kinds of paint: Army Painter Spellbound Fuchsia is an opaque base/layer paint and Golden Medium Magenta is an ink, glaze or transparent paint, so they won’t behave the same on the model even where the colour is close.
Yes, for most jobs. Very close match (ΔE 6). Medium Magenta is a little lighter than Spellbound Fuchsia. They are different kinds of paint.
The same difference applies the other way round: Spellbound Fuchsia 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.
See Spellbound Fuchsia on the colour wheel See Medium Magenta on the colour wheel
All matches: Spellbound Fuchsia equivalents · Medium Magenta equivalents