Deep Ocean Blue vs Bad Bruise

How close are they?

ΔE 11.1, fair: the same colour family, but not a straight swap. Bad Bruise is a little darker, warmer than Deep Ocean Blue.

Can I use Bad Bruise instead of Deep Ocean Blue?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Bad Bruise is a little darker, warmer than Deep Ocean Blue.

Can I use Deep Ocean Blue instead of Bad Bruise?

The same difference applies the other way round: Deep Ocean Blue is a little lighter, cooler.

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.