Water blue (No.5021) by RAL Classic is a deep cyan. Hex: #256D7B. RGB: 37, 109, 123. The nearest paint match is Dulux Hawaiian Blue 2 (ΔE 2.4, “near-identical”), priced at approximately £10.20 per litre. Other close matches include Johnstone's New Journey (ΔE 2.7) and Johnstone's Caribbean Splash (ΔE 3.2).
Nearest paint matches
| Colour | Manufacturer | ΔE | Match quality | Price/L | Price/m2 (?) |
|---|---|---|---|---|---|
| Hawaiian Blue 2 | Dulux | 2.4 | Near-identical | £10.20 | £1.57 |
| New Journey | Johnstone's | 2.7 | Near-identical | £12.36 | £2.06 |
| Caribbean Splash | Johnstone's | 3.2 | Very close | £12.36 | £2.06 |
| Bimini Blue | Johnstone's | 3.5 | Very close | £12.36 | £2.06 |
| Liberty Blue 1 | Dulux | 3.7 | Very close | £10.20 | £1.57 |
| Maldive Dream | Dulux | 3.8 | Very close | £10.20 | £1.57 |
| Deep Pool | Johnstone's | 4.7 | Very close | £12.36 | £2.06 |
| Hawaiian Blue 3 | Dulux | 4.8 | Very close | £10.20 | £1.57 |
| Azure Fusion 2 | Dulux | 5.0 | Similar | £10.20 | £1.57 |
Hawaiian Blue 2
Dulux
Near-identical
ΔE 2.4
£10.20/L
£1.57/m2
New Journey
Johnstone's
Near-identical
ΔE 2.7
£12.36/L
£2.06/m2
Caribbean Splash
Johnstone's
Very close
ΔE 3.2
£12.36/L
£2.06/m2
Bimini Blue
Johnstone's
Very close
ΔE 3.5
£12.36/L
£2.06/m2
Liberty Blue 1
Dulux
Very close
ΔE 3.7
£10.20/L
£1.57/m2
Maldive Dream
Dulux
Very close
ΔE 3.8
£10.20/L
£1.57/m2
Deep Pool
Johnstone's
Very close
ΔE 4.7
£12.36/L
£2.06/m2
Hawaiian Blue 3
Dulux
Very close
ΔE 4.8
£10.20/L
£1.57/m2
Azure Fusion 2
Dulux
Similar
ΔE 5.0
£10.20/L
£1.57/m2
Brand-by-brand comparison
See how Water blue sits next to the closest paints from one specific brand at a time, ranked by perceptual distance.
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