Zinc Chromate Yellow vs Webbing Khaki

How close are they?

ΔE 9.4, close: similar, with a visible difference side by side. Webbing Khaki is a little lighter than Zinc Chromate Yellow.

Can I use Webbing Khaki instead of Zinc Chromate Yellow?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Webbing Khaki is a little lighter than Zinc Chromate Yellow.

Can I use Zinc Chromate Yellow instead of Webbing Khaki?

The same difference applies the other way round: Zinc Chromate Yellow is a little 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.