ΔE 8.9, close: similar, with a visible difference side by side. Light Imperial Khaki is more muted, warmer than Pacific Green.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Light Imperial Khaki is more muted, warmer than Pacific Green.
The same difference applies the other way round: Pacific Green is 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 Pacific Green on the colour wheel See Light Imperial Khaki on the colour wheel
All matches: Pacific Green equivalents · Light Imperial Khaki equivalents