ΔE 6.1, close: similar, with a visible difference side by side. Fair Skin is a little lighter, more muted than Matt Candy Red. They are different kinds of paint: AMMO by Mig Matt Candy Red is an ink, glaze or transparent paint and Army Painter Fair Skin is an opaque base/layer paint, so they won’t behave the same on the model even where the colour is close.
Usually, if you are not matching paint already on the model. Close match (ΔE 6). Fair Skin is a little lighter, more muted than Matt Candy Red. They are different kinds of paint.
The same difference applies the other way round: Matt Candy Red is a little darker, more saturated.
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 Matt Candy Red on the colour wheel See Fair Skin on the colour wheel
All matches: Matt Candy Red equivalents · Fair Skin equivalents