ΔE 12.6, fair: the same colour family, but not a straight swap. Ink Yellow is much more saturated than Yellow Ochre.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Ink Yellow is much more saturated than Yellow Ochre.
The same difference applies the other way round: Yellow Ochre is much 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 Yellow Ochre on the colour wheel See Ink Yellow on the colour wheel
All matches: Yellow Ochre equivalents · Ink Yellow equivalents