ΔE 11.8, fair: the same colour family, but not a straight swap. Crimson Magenta is noticeably darker, more saturated than Miami Sunset.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Crimson Magenta is noticeably darker, more saturated than Miami Sunset.
The same difference applies the other way round: Miami Sunset is noticeably lighter, more muted.
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 Miami Sunset on the colour wheel See Crimson Magenta on the colour wheel
All matches: Miami Sunset equivalents · Crimson Magenta equivalents