ΔE 6.7, close: similar, with a visible difference side by side. Inktense Chestnut is a little lighter, more saturated than Molten Orange. They are different kinds of paint: Army Painter Molten Orange is an opaque base/layer paint and Scale75 Inktense Chestnut 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). Inktense Chestnut is a little lighter, more saturated than Molten Orange. They are different kinds of paint.
The same difference applies the other way round: Molten Orange is a little darker, more muted.
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 Molten Orange on the colour wheel See Inktense Chestnut on the colour wheel
All matches: Molten Orange equivalents · Inktense Chestnut equivalents