ΔE 12.5, fair: the same colour family, but not a straight swap. Perisher Pink is a little lighter, more muted, cooler than Topaz Skin.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Perisher Pink is a little lighter, more muted, cooler than Topaz Skin.
The same difference applies the other way round: Topaz Skin is a little darker, 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 Topaz Skin on the colour wheel See Perisher Pink on the colour wheel
All matches: Topaz Skin equivalents · Perisher Pink equivalents