Chotec Orange vs Scarlet

How close are they?

ΔE 10.2, fair: the same colour family, but not a straight swap. Scarlet is a little darker than Chotec Orange.

Can I use Scarlet instead of Chotec Orange?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Scarlet is a little darker than Chotec Orange.

Can I use Chotec Orange instead of Scarlet?

The same difference applies the other way round: Chotec Orange is a little lighter.

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.