ΔE 6.7, close: similar, with a visible difference side by side. Orange is more muted than Emberveil. They are different kinds of paint: Army Painter Emberveil is an opaque base/layer paint and Green Stuff World Orange is an ink, glaze or transparent 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). Orange is more muted than Emberveil. They are different kinds of paint.
The same difference applies the other way round: Emberveil is 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 Emberveil on the colour wheel See Orange on the colour wheel
All matches: Emberveil equivalents · Orange equivalents