ΔE 10.1, fair: the same colour family, but not a straight swap. US Interior Yellow is more saturated than Karak Stone.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). US Interior Yellow is more saturated than Karak Stone.
The same difference applies the other way round: Karak Stone is 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 Karak Stone on the colour wheel See US Interior Yellow on the colour wheel
All matches: Karak Stone equivalents · US Interior Yellow equivalents