Blue Diamond 5 vs Tranquil Depths
Blue Diamond 5 and Tranquil Depths are both Dulux teals. The gap between them is ΔE 5.2 — “close”. Blue Diamond 5 is the lighter of the two. Both cost about £14.40 per litre.
Now inside your AI toolConnect free →| Blue Diamond 5 | Tranquil Depths | |
|---|---|---|
| Hex | #63B3B9 | #62A3AD |
| Lightness (L*) | 68 | 63 |
| Price / litre | £14.40 | £14.40 |
More Dulux comparisons
Looking across brands instead? See Blue Diamond 5’s cross-brand matches and cheaper alternatives, or Tranquil Depths’s.