ΔE 8.3, close: similar, with a visible difference side by side. Ivory is a little lighter, more saturated than Khaki Shadow.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Ivory is a little lighter, more saturated than Khaki Shadow.
The same difference applies the other way round: Khaki Shadow is a little darker, more muted.
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 Khaki Shadow on the colour wheel See Ivory on the colour wheel
All matches: Khaki Shadow equivalents · Ivory equivalents