ΔE 9.3, close: similar, with a visible difference side by side. Yellowed Bone is a little lighter, cooler than Mid Khaki Drill.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Yellowed Bone is a little lighter, cooler than Mid Khaki Drill.
The same difference applies the other way round: Mid Khaki Drill is a little darker, 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 Mid Khaki Drill on the colour wheel See Yellowed Bone on the colour wheel
All matches: Mid Khaki Drill equivalents · Yellowed Bone equivalents