ΔE 13.1, fair: the same colour family, but not a straight swap. Magenta Blood is a little lighter, cooler than Quinacridone Red.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Magenta Blood is a little lighter, cooler than Quinacridone Red.
The same difference applies the other way round: Quinacridone Red is a little darker, 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 Quinacridone Red on the colour wheel See Magenta Blood on the colour wheel
All matches: Quinacridone Red equivalents · Magenta Blood equivalents