Kakophoni Purple vs Phantom Violet

How close are they?

ΔE 7.4, close: similar, with a visible difference side by side. Phantom Violet is warmer than Kakophoni Purple.

Can I use Phantom Violet instead of Kakophoni Purple?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Phantom Violet is warmer than Kakophoni Purple.

Can I use Kakophoni Purple instead of Phantom Violet?

The same difference applies the other way round: Kakophoni Purple is 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.