Pixie Pink vs Light Pink

How close are they?

ΔE 8.6, close: similar, with a visible difference side by side. Light Pink is more muted, warmer than Pixie Pink.

Can I use Light Pink instead of Pixie Pink?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Light Pink is more muted, warmer than Pixie Pink.

Can I use Pixie Pink instead of Light Pink?

The same difference applies the other way round: Pixie Pink is 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.