ΔE 9.1, close: similar, with a visible difference side by side. US Interior Yellow is more saturated, warmer than Desert Khaki.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). US Interior Yellow is more saturated, warmer than Desert Khaki.
The same difference applies the other way round: Desert Khaki is more muted, 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 Desert Khaki on the colour wheel See US Interior Yellow on the colour wheel
All matches: Desert Khaki equivalents · US Interior Yellow equivalents