ΔE 10.0, fair: the same colour family, but not a straight swap. Quinacridone Burnt Orange is a little lighter, more saturated, cooler than Chaotic Red.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Quinacridone Burnt Orange is a little lighter, more saturated, cooler than Chaotic Red.
The same difference applies the other way round: Chaotic Red is a little darker, 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.
See Chaotic Red on the colour wheel See Quinacridone Burnt Orange on the colour wheel
All matches: Chaotic Red equivalents · Quinacridone Burnt Orange equivalents