ΔE 14.8, fair: the same colour family, but not a straight swap. Permanent Maroon is noticeably darker, warmer than Screamer Pink.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Permanent Maroon is noticeably darker, warmer than Screamer Pink.
The same difference applies the other way round: Screamer Pink is noticeably lighter, cooler.
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 Screamer Pink on the colour wheel See Permanent Maroon on the colour wheel
All matches: Screamer Pink equivalents · Permanent Maroon equivalents