ΔE 10.7, fair: the same colour family, but not a straight swap. Mid Imperial Khaki is a little lighter, more muted than WWI German Light Green.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Mid Imperial Khaki is a little lighter, more muted than WWI German Light Green.
The same difference applies the other way round: WWI German Light Green is a little darker, 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.
See WWI German Light Green on the colour wheel See Mid Imperial Khaki on the colour wheel
All matches: WWI German Light Green equivalents · Mid Imperial Khaki equivalents