Plague Yellow vs Golden Griffon

How close are they?

ΔE 7.0, close: similar, with a visible difference side by side. Golden Griffon is more saturated than Plague Yellow.

Can I use Golden Griffon instead of Plague Yellow?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Golden Griffon is more saturated than Plague Yellow.

Can I use Plague Yellow instead of Golden Griffon?

The same difference applies the other way round: Plague Yellow is more muted.

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.