Sotek Green vs Phthalo Green

How close are they?

ΔE 5.9, very close: most people won’t see a difference side by side. Phthalo Green is a little darker, warmer than Sotek Green.

Can I use Phthalo Green instead of Sotek Green?

Yes, for most jobs. Very close match (ΔE 6). Phthalo Green is a little darker, warmer than Sotek Green.

Can I use Sotek Green instead of Phthalo Green?

The same difference applies the other way round: Sotek Green is a little lighter, 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.