ΔE 9.9, close: similar, with a visible difference side by side. Light Khaki Drill is a little lighter, more muted, warmer than Dunkelgelb DG I.
Usually, if you are not matching paint already on the model. Close match (ΔE 10). Light Khaki Drill is a little lighter, more muted, warmer than Dunkelgelb DG I.
The same difference applies the other way round: Dunkelgelb DG I 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 Dunkelgelb DG I on the colour wheel See Light Khaki Drill on the colour wheel
All matches: Dunkelgelb DG I equivalents · Light Khaki Drill equivalents