Electric Storm vs Royal Regatta 4
Electric Storm and Royal Regatta 4 are both Dulux blues. The gap between them is ΔE 4.3 — “very close”. Royal Regatta 4 is the lighter of the two. Both cost about £10.20 per litre.
| Electric Storm | Royal Regatta 4 | |
|---|---|---|
| Hex | #0081B8 | #3F87BC |
| Lightness (L*) | 51 | 54 |
| Price / litre | £10.20 | £10.20 |
More Dulux comparisons
Looking across brands instead? See Electric Storm’s cross-brand matches and cheaper alternatives, or Royal Regatta 4’s.