Blue Lagoon vs Royal Regatta 6
Blue Lagoon and Royal Regatta 6 are both Dulux blues. The gap between them is ΔE 5.0 — “close”. Royal Regatta 6 is the lighter of the two. Both cost about £10.20 per litre.
| Blue Lagoon | Royal Regatta 6 | |
|---|---|---|
| Hex | #8DB4D9 | #9CBFD7 |
| Lightness (L*) | 72 | 76 |
| Price / litre | £10.20 | £10.20 |
More Dulux comparisons
Looking across brands instead? See Blue Lagoon’s cross-brand matches and cheaper alternatives, or Royal Regatta 6’s.