Babe Blonde vs Serpent Eye Yellow

How close are they?

ΔE 7.7, close: similar, with a visible difference side by side. Serpent Eye Yellow is more saturated than Babe Blonde.

Can I use Serpent Eye Yellow instead of Babe Blonde?

Usually, if you are not matching paint already on the model. Close match (ΔE 8). Serpent Eye Yellow is more saturated than Babe Blonde.

Can I use Babe Blonde instead of Serpent Eye Yellow?

The same difference applies the other way round: Babe Blonde 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.