Oozing Purple vs Grey Blue

How close are they?

ΔE 20.0, loose: different enough that you should pick on purpose. Grey Blue is a little darker, more muted, cooler than Oozing Purple.

Can I use Grey Blue instead of Oozing Purple?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 20). Grey Blue is a little darker, more muted, cooler than Oozing Purple.

Can I use Oozing Purple instead of Grey Blue?

The same difference applies the other way round: Oozing Purple is a little lighter, more saturated, warmer.

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.