ΔE 12.6, fair: the same colour family, but not a straight swap. Ushabti Bone is a little lighter, more muted, warmer than Light Khaki Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Ushabti Bone is a little lighter, more muted, warmer than Light Khaki Green.
The same difference applies the other way round: Light Khaki Green is a little darker, more saturated, 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 Light Khaki Green on the colour wheel See Ushabti Bone on the colour wheel
All matches: Light Khaki Green equivalents · Ushabti Bone equivalents