ΔE 4.9, very close: most people won’t see a difference side by side. Grey Blue is more saturated, warmer than Intermediate Blue FS35164.
Yes, for most jobs. Very close match (ΔE 5). Grey Blue is more saturated, warmer than Intermediate Blue FS35164.
The same difference applies the other way round: Intermediate Blue FS35164 is more muted, 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 Intermediate Blue FS35164 on the colour wheel See Grey Blue on the colour wheel
All matches: Intermediate Blue FS35164 equivalents · Grey Blue equivalents