Kruleboyz Green vs Dirty Grey

How close are they?

ΔE 6.5, close: similar, with a visible difference side by side. Dirty Grey is warmer than Kruleboyz Green.

Can I use Dirty Grey instead of Kruleboyz Green?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Dirty Grey is warmer than Kruleboyz Green.

Can I use Kruleboyz Green instead of Dirty Grey?

The same difference applies the other way round: Kruleboyz Green 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.