ΔE 4.9, very close: most people won’t see a difference side by side. Dark Seagray BS381C/638 is a little lighter, cooler than Scarab Green.
Yes, for most jobs. Very close match (ΔE 5). Dark Seagray BS381C/638 is a little lighter, cooler than Scarab Green.
The same difference applies the other way round: Scarab Green is a little darker, 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 Scarab Green on the colour wheel See Dark Seagray BS381C/638 on the colour wheel
All matches: Scarab Green equivalents · Dark Seagray BS381C/638 equivalents