ΔE 43.6, loose: different enough that you should pick on purpose. People Eater is noticeably darker, more saturated, cooler than Zephyr Pink.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 44). People Eater is noticeably darker, more saturated, cooler than Zephyr Pink.
The same difference applies the other way round: Zephyr Pink is noticeably lighter, more muted, 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 Zephyr Pink on the colour wheel See People Eater on the colour wheel
All matches: Zephyr Pink equivalents · People Eater equivalents