Chaotic Red vs Knight-Questor Flesh

How close are they?

ΔE 11.0, fair: the same colour family, but not a straight swap. Knight-Questor Flesh is noticeably lighter than Chaotic Red.

Can I use Knight-Questor Flesh instead of Chaotic Red?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Knight-Questor Flesh is noticeably lighter than Chaotic Red.

Can I use Chaotic Red instead of Knight-Questor Flesh?

The same difference applies the other way round: Chaotic Red is noticeably darker.

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.