ΔE 6.0, very close: most people won’t see a difference side by side. Neutral Grey is a little darker, more muted than Bright Warm Grey.
Yes, for most jobs. Very close match (ΔE 6). Neutral Grey is a little darker, more muted than Bright Warm Grey.
The same difference applies the other way round: Bright Warm Grey is a little lighter, 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 Bright Warm Grey on the colour wheel See Neutral Grey on the colour wheel
All matches: Bright Warm Grey equivalents · Neutral Grey equivalents