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