ΔE 6.6, close: similar, with a visible difference side by side. Hexwraith Flame is warmer than Emerald Green. They are different kinds of paint: AMMO by Mig Emerald Green is an opaque base/layer paint and Citadel Hexwraith Flame is a one-coat contrast-style 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 7). Hexwraith Flame is warmer than Emerald Green. They are different kinds of paint.
The same difference applies the other way round: Emerald Green is 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 Emerald Green on the colour wheel See Hexwraith Flame on the colour wheel
All matches: Emerald Green equivalents · Hexwraith Flame equivalents