Bog Moss vs Iraqi Sand

How close are they?

ΔE 20.0, loose: different enough that you should pick on purpose. Iraqi Sand is a little lighter, more muted, warmer than Bog Moss.

Can I use Iraqi Sand instead of Bog Moss?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 20). Iraqi Sand is a little lighter, more muted, warmer than Bog Moss.

Can I use Bog Moss instead of Iraqi Sand?

The same difference applies the other way round: Bog Moss is a little darker, 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.