'Jack Bone vs Desert Tan

How close are they?

ΔE 12.2, fair: the same colour family, but not a straight swap. Desert Tan is a little darker, warmer than 'Jack Bone.

Can I use Desert Tan instead of 'Jack Bone?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Desert Tan is a little darker, warmer than 'Jack Bone.

Can I use 'Jack Bone instead of Desert Tan?

The same difference applies the other way round: 'Jack Bone is a little lighter, 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.