Blue Diamond 3 by Dulux is a deep cyan. Hex: #1C8C93. RGB: 28, 140, 147. Price: approximately £14.40 per litre. The nearest equivalent from another manufacturer is Earthborn Bobble Hat (ΔE 1.2, “near-identical”), priced at approximately £24.60 per litre. Other close alternatives include Crown Palm Springs® (ΔE 2.4) and Johnstone's Safe Harbor (ΔE 3.1).
Blue Diamond 3 by Dulux
- Hex
#1C8C93- RGB
- 28, 140, 147
- Manufacturer
- Dulux
- Price per litre
- £14.40
- Price per m2 (?)
- £2.22
Nearest matches & alternatives from other brands
| Colour | Manufacturer | ΔE | Match quality | Price/L | Price/m2 (?) |
|---|---|---|---|---|---|
| Bobble Hat | Earthborn | 1.2 | Near-identical | £24.60 (£10.20 more) | £4.92 |
| Palm Springs® | Crown | 2.4 | Near-identical | £8.80 (£5.60 less) | £1.47 |
| Safe Harbor | Johnstone's | 3.1 | Very close | £13.37 (£1.03 less) | £2.23 |
| Turquoise blue (No.5018) | RAL Classic | 3.2 | Very close | — | — |
| Diving Trip | Johnstone's | 3.9 | Very close | £13.37 (£1.03 less) | £2.23 |
| Sea Fantasy | Johnstone's | 4.4 | Very close | £13.37 (£1.03 less) | £2.23 |
| Riviera Paradise | Johnstone's | 5.5 | Similar | £13.37 (£1.03 less) | £2.23 |
| Aquamarine (No.16 E 53) | BS 4800 | 5.6 | Similar | — | — |
| Vardo | Farrow & Ball | 5.8 | Similar | £26.40 (£12.00 more) | £4.06 |
Brand-by-brand comparison
See how Blue Diamond 3 sits next to the closest paints from one specific brand at a time, ranked by how close they are.
Compare Blue Diamond 3 with other Dulux colours
Deciding between two Dulux shades? See Blue Diamond 3 side by side with its closest stablemates.
Colour neighbourhood
Coverage & application
Manufacturer figures from the Dulux Product Advice Sheet. Real-world coverage is typically 15-20% lower.
| Finish | Coverage | Coats | Sheen | Scrub class | Touch dry | Recoat | VOC |
|---|---|---|---|---|---|---|---|
| Dulux Easycare Bathroom Soft Sheen PAS | 13 m²/L | 2 | 25% | 1 | 4h | 4h | — |
| Dulux Easycare Kitchen Matt PAS | 13 m²/L | 2 | 5% | 1 | 4h | 4h | — |
| Dulux Matt PAS | 13 m²/L | 2 | 5% | — | 2h | 4h | — |
| Dulux Silk PAS | 13 m²/L | 2 | 25% | — | 2h | 4h | — |
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