Ash Grey vs Nocturna Shadow

How close are they?

ΔE 12.8, fair: the same colour family, but not a straight swap. Nocturna Shadow is noticeably darker, more saturated than Ash Grey.

Can I use Nocturna Shadow instead of Ash Grey?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Nocturna Shadow is noticeably darker, more saturated than Ash Grey.

Can I use Ash Grey instead of Nocturna Shadow?

The same difference applies the other way round: Ash Grey is noticeably lighter, 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.