ΔE 5.4, very close: most people won’t see a difference side by side. Faded P.R.U. Blue is a little lighter, more saturated than Shadow Blue.
Yes, for most jobs. Very close match (ΔE 5). Faded P.R.U. Blue is a little lighter, more saturated than Shadow Blue.
The same difference applies the other way round: Shadow Blue is a little darker, 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 Shadow Blue on the colour wheel See Faded P.R.U. Blue on the colour wheel
All matches: Shadow Blue equivalents · Faded P.R.U. Blue equivalents