ΔE 10.5, fair: the same colour family, but not a straight swap. Aged White is more muted, warmer than Creamy Ivory.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Aged White is more muted, warmer than Creamy Ivory.
The same difference applies the other way round: Creamy Ivory 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 Creamy Ivory on the colour wheel See Aged White on the colour wheel
All matches: Creamy Ivory equivalents · Aged White equivalents