Ghoul Green vs Corrupted Stamina

How close are they?

ΔE 32.5, loose: different enough that you should pick on purpose. Corrupted Stamina is much more saturated, warmer than Ghoul Green.

Can I use Corrupted Stamina instead of Ghoul Green?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 33). Corrupted Stamina is much more saturated, warmer than Ghoul Green.

Can I use Ghoul Green instead of Corrupted Stamina?

The same difference applies the other way round: Ghoul Green is much more muted, 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.