ΔE 23.0, loose: different enough that you should pick on purpose. Warm Grey is a little darker, much more muted, warmer than Cold Pink.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 23). Warm Grey is a little darker, much more muted, warmer than Cold Pink.
The same difference applies the other way round: Cold Pink is a little lighter, much 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 Cold Pink on the colour wheel See Warm Grey on the colour wheel
All matches: Cold Pink equivalents · Warm Grey equivalents