ΔE 13.7, fair: the same colour family, but not a straight swap. Red is much more muted, cooler than Alizarin Crimson Hue.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Red is much more muted, cooler than Alizarin Crimson Hue.
The same difference applies the other way round: Alizarin Crimson Hue is much more saturated, 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 Alizarin Crimson Hue on the colour wheel See Red on the colour wheel
All matches: Alizarin Crimson Hue equivalents · Red equivalents