Blue Seduction 3 vs Royal Regatta 6
Blue Seduction 3 and Royal Regatta 6 are both Dulux blues. The gap between them is ΔE 4.6 — “very close”. Royal Regatta 6 is the lighter of the two. Both cost about £10.20 per litre.
| Blue Seduction 3 | Royal Regatta 6 | |
|---|---|---|
| Hex | #91B5D8 | #9CBFD7 |
| Lightness (L*) | 72 | 76 |
| Price / litre | £10.20 | £10.20 |
More Dulux comparisons
Looking across brands instead? See Blue Seduction 3’s cross-brand matches and cheaper alternatives, or Royal Regatta 6’s.