ΔE 19.1, loose: different enough that you should pick on purpose. Ruby Red is noticeably darker, more muted than Raging Rose.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 19). Ruby Red is noticeably darker, more muted than Raging Rose.
The same difference applies the other way round: Raging Rose is noticeably lighter, more saturated.
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 Raging Rose on the colour wheel See Ruby Red on the colour wheel
All matches: Raging Rose equivalents · Ruby Red equivalents