Pylar Glacier vs Violet Hint

How close are they?

ΔE 20.3, loose: different enough that you should pick on purpose. Violet Hint is a little darker, much more saturated, warmer than Pylar Glacier.

Can I use Violet Hint instead of Pylar Glacier?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 20). Violet Hint is a little darker, much more saturated, warmer than Pylar Glacier.

Can I use Pylar Glacier instead of Violet Hint?

The same difference applies the other way round: Pylar Glacier is a little lighter, much more muted, 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.