Cobalt Turquois vs Blue Green

How close are they?

ΔE 11.9, fair: the same colour family, but not a straight swap. Blue Green is noticeably lighter than Cobalt Turquois.

Can I use Blue Green instead of Cobalt Turquois?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Blue Green is noticeably lighter than Cobalt Turquois.

Can I use Cobalt Turquois instead of Blue Green?

The same difference applies the other way round: Cobalt Turquois is noticeably darker.

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.