ΔE 14.9, fair: the same colour family, but not a straight swap. Yellow Ochre is much more saturated, warmer than Iroko.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Yellow Ochre is much more saturated, warmer than Iroko.
The same difference applies the other way round: Iroko is much more muted, 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 Iroko on the colour wheel See Yellow Ochre on the colour wheel
All matches: Iroko equivalents · Yellow Ochre equivalents