XV-88 vs Oiled Leather

How close are they?

ΔE 11.4, fair: the same colour family, but not a straight swap. Oiled Leather is a little darker, more muted than XV-88.

Can I use Oiled Leather instead of XV-88?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Oiled Leather is a little darker, more muted than XV-88.

Can I use XV-88 instead of Oiled Leather?

The same difference applies the other way round: XV-88 is a little 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.