Cygor Brown vs Garnet Purple

How close are they?

ΔE 31.3, loose: different enough that you should pick on purpose. Garnet Purple is more saturated, cooler than Cygor Brown.

Can I use Garnet Purple instead of Cygor Brown?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 31). Garnet Purple is more saturated, cooler than Cygor Brown.

Can I use Cygor Brown instead of Garnet Purple?

The same difference applies the other way round: Cygor Brown is 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.