ΔE 14.6, fair: the same colour family, but not a straight swap. Skull Linen is more muted than Pylar Glacier.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Skull Linen is more muted than Pylar Glacier.
The same difference applies the other way round: Pylar Glacier is more saturated.
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 Pylar Glacier on the colour wheel See Skull Linen on the colour wheel
All matches: Pylar Glacier equivalents · Skull Linen equivalents