Citrine Alchemy vs Amber Green

How close are they?

ΔE 19.0, loose: different enough that you should pick on purpose. Amber Green is a little darker, much more saturated, cooler than Citrine Alchemy.

Can I use Amber Green instead of Citrine Alchemy?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 19). Amber Green is a little darker, much more saturated, cooler than Citrine Alchemy.

Can I use Citrine Alchemy instead of Amber Green?

The same difference applies the other way round: Citrine Alchemy is a little lighter, much more muted, warmer.

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.