Mythical Orange vs Transparent Orange

How close are they?

ΔE 7.7, close: similar, with a visible difference side by side. Transparent Orange is a little darker than Mythical Orange. They are different kinds of paint: Army Painter Mythical Orange is an opaque base/layer paint and Green Stuff World Transparent Orange is an ink, glaze or transparent paint, so they won’t behave the same on the model even where the colour is close.

Can I use Transparent Orange instead of Mythical Orange?

Usually, if you are not matching paint already on the model. Close match (ΔE 8). Transparent Orange is a little darker than Mythical Orange. They are different kinds of paint.

Can I use Mythical Orange instead of Transparent Orange?

The same difference applies the other way round: Mythical Orange 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.