Medium German Yellow vs Cosmic Dust

How close are they?

ΔE 11.7, fair: the same colour family, but not a straight swap. Cosmic Dust is noticeably lighter than Medium German Yellow.

Can I use Cosmic Dust instead of Medium German Yellow?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Cosmic Dust is noticeably lighter than Medium German Yellow.

Can I use Medium German Yellow instead of Cosmic Dust?

The same difference applies the other way round: Medium German Yellow 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.