ΔE 5.2, very close: most people won’t see a difference side by side. Skeleton Bone is a little darker, cooler than Old Bone.
Yes, for most jobs. Very close match (ΔE 5). Skeleton Bone is a little darker, cooler than Old Bone.
The same difference applies the other way round: Old Bone is a little lighter, 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 Old Bone on the colour wheel See Skeleton Bone on the colour wheel
All matches: Old Bone equivalents · Skeleton Bone equivalents