ΔE 4.9, very close: most people won’t see a difference side by side. Soulblight Grey is a little darker than Matt Navy Grey. They are different kinds of paint: AMMO by Mig Matt Navy Grey is an ink, glaze or transparent paint and Citadel Soulblight Grey is a wash/shade, so they won’t behave the same on the model even where the colour is close.
Yes, for most jobs. Very close match (ΔE 5). Soulblight Grey is a little darker than Matt Navy Grey. They are different kinds of paint.
The same difference applies the other way round: Matt Navy Grey is a little lighter.
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 Navy Grey on the colour wheel See Soulblight Grey on the colour wheel
All matches: Matt Navy Grey equivalents · Soulblight Grey equivalents