ΔE 14.4, fair: the same colour family, but not a straight swap. Warm Grey is a little darker, cooler than Whitecap Beige.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Warm Grey is a little darker, cooler than Whitecap Beige.
The same difference applies the other way round: Whitecap Beige is a little lighter, 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 Whitecap Beige on the colour wheel See Warm Grey on the colour wheel
All matches: Whitecap Beige equivalents · Warm Grey equivalents