Abaddon Black vs Swamp Green

How close are they?

ΔE 14.7, fair: the same colour family, but not a straight swap. Swamp Green is noticeably lighter, more saturated than Abaddon Black.

Can I use Swamp Green instead of Abaddon Black?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Swamp Green is noticeably lighter, more saturated than Abaddon Black.

Can I use Abaddon Black instead of Swamp Green?

The same difference applies the other way round: Abaddon Black is noticeably 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.