Sepia INK vs Abaddon Black

How close are they?

ΔE 7.2, close: similar, with a visible difference side by side. Abaddon Black is a little lighter, more muted than Sepia INK. They are different kinds of paint: AK Interactive Sepia INK is an ink, glaze or transparent paint and Citadel Abaddon Black is an opaque base/layer paint, so they won’t behave the same on the model even where the colour is close.

Can I use Abaddon Black instead of Sepia INK?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Abaddon Black is a little lighter, more muted than Sepia INK. They are different kinds of paint.

Can I use Sepia INK instead of Abaddon Black?

The same difference applies the other way round: Sepia INK is a little darker, 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.