Baharroth Blue vs Snow Shadow

How close are they?

ΔE 21.1, loose: different enough that you should pick on purpose. Snow Shadow is noticeably darker, much more muted, warmer than Baharroth Blue.

Can I use Snow Shadow instead of Baharroth Blue?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 21). Snow Shadow is noticeably darker, much more muted, warmer than Baharroth Blue.

Can I use Baharroth Blue instead of Snow Shadow?

The same difference applies the other way round: Baharroth Blue is noticeably lighter, much more saturated, 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.