Ocean Depths vs Cantabric Blue

How close are they?

ΔE 11.3, fair: the same colour family, but not a straight swap. Cantabric Blue is a little darker, warmer than Ocean Depths.

Can I use Cantabric Blue instead of Ocean Depths?

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

Can I use Ocean Depths instead of Cantabric Blue?

The same difference applies the other way round: Ocean Depths 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.