Blue Diamond 2 vs Sea Urchin 1
Blue Diamond 2 and Sea Urchin 1 are both Dulux teals. The gap between them is ΔE 7.6 — “close”. Sea Urchin 1 is the lighter of the two. Both cost about £14.40 per litre.
Now inside your AI toolConnect free →| Blue Diamond 2 | Sea Urchin 1 | |
|---|---|---|
| Hex | #00737A | #4D7A79 |
| Lightness (L*) | 44 | 48 |
| Price / litre | £14.40 | £14.40 |
More Dulux comparisons
Looking across brands instead? See Blue Diamond 2’s cross-brand matches and cheaper alternatives, or Sea Urchin 1’s.