ΔE 5.6, very close: most people won’t see a difference side by side. Malignant Green is a little lighter than Moss Green. They are different kinds of paint: AMMO by Mig Moss Green is an opaque base/layer paint and Army Painter Malignant Green is a one-coat contrast-style 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). Malignant Green is a little lighter than Moss Green. They are different kinds of paint.
The same difference applies the other way round: Moss Green 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 Moss Green on the colour wheel See Malignant Green on the colour wheel
All matches: Moss Green equivalents · Malignant Green equivalents