ΔE 19.4, loose: different enough that you should pick on purpose. IJA Chrome Yellow is noticeably lighter, more saturated, cooler than Yellow Ochre.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 19). IJA Chrome Yellow is noticeably lighter, more saturated, cooler than Yellow Ochre.
The same difference applies the other way round: Yellow Ochre is noticeably darker, 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 Yellow Ochre on the colour wheel See IJA Chrome Yellow on the colour wheel
All matches: Yellow Ochre equivalents · IJA Chrome Yellow equivalents