ΔE 13.2, fair: the same colour family, but not a straight swap. Ivory is much more muted, cooler than Feywild Glow.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Ivory is much more muted, cooler than Feywild Glow.
The same difference applies the other way round: Feywild Glow is much more saturated, warmer.
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 Feywild Glow on the colour wheel See Ivory on the colour wheel
All matches: Feywild Glow equivalents · Ivory equivalents