Fire Orange vs Parasite Brown

How close are they?

ΔE 14.1, fair: the same colour family, but not a straight swap. Parasite Brown is more muted, warmer than Fire Orange.

Can I use Parasite Brown instead of Fire Orange?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Parasite Brown is more muted, warmer than Fire Orange.

Can I use Fire Orange instead of Parasite Brown?

The same difference applies the other way round: Fire Orange is more saturated, 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.