Blue by Dulux is a mid-tone cyan. Hex: #4376A3. RGB: 67, 118, 163. The nearest equivalent from another manufacturer is BS 4800 Blue (ΔE 1.5, “near-identical”). Other close alternatives include Johnstone's Nocturne Shade (ΔE 3.1) and Johnstone's Sapphire Sky (ΔE 3.2).
Blue by Dulux
- Hex
#4376A3- RGB
- 67, 118, 163
- Manufacturer
- Dulux
Saved on this device — open the palette panel any time to compare or share.
Nearest matches & alternatives from other brands
| Colour | Manufacturer | ΔE | Match quality | Price/L | Price/m2 (?) |
|---|---|---|---|---|---|
| Blue (No.20 E 53) | BS 4800 | 1.5 | Near-identical | — | — |
| Nocturne Shade | Johnstone's | 3.1 | Very close | £12.36 | £2.06 |
| Sapphire Sky | Johnstone's | 3.2 | Very close | £12.36 | £2.06 |
| Cenote | Johnstone's | 3.3 | Very close | £12.36 | £2.06 |
| Sky blue (No.5015) | RAL Classic | 3.5 | Very close | — | — |
| Ultra Marine Blue | Farrow & Ball | 3.7 | Very close | £25.60 | £3.94 |
| Planetarium | Johnstone's | 4.2 | Very close | £12.36 | £2.06 |
| Pea Flower Tea | Farrow & Ball | 4.3 | Very close | £25.60 | £3.94 |
| Cornflower Garland | Johnstone's | 4.4 | Very close | £12.36 | £2.06 |
Blue
BS 4800
Near-identical
ΔE 1.5
Nocturne Shade
Johnstone's
Very close
ΔE 3.1
£12.36/L
£2.06/m2
Sapphire Sky
Johnstone's
Very close
ΔE 3.2
£12.36/L
£2.06/m2
Cenote
Johnstone's
Very close
ΔE 3.3
£12.36/L
£2.06/m2
Sky blue
RAL Classic
Very close
ΔE 3.5
Ultra Marine Blue
Farrow & Ball
Very close
ΔE 3.7
£25.60/L
£3.94/m2
Planetarium
Johnstone's
Very close
ΔE 4.2
£12.36/L
£2.06/m2
Pea Flower Tea
Farrow & Ball
Very close
ΔE 4.3
£25.60/L
£3.94/m2
Cornflower Garland
Johnstone's
Very close
ΔE 4.4
£12.36/L
£2.06/m2
Brand-by-brand comparison
See how Blue sits next to the closest paints from one specific brand at a time, ranked by how close they are.
Compare Blue with other Dulux colours
Deciding between two Dulux shades? See Blue 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 Matt PAS | 13 m²/L | 2 | 5% | — | 2h | 4h | — |
| Dulux Silk PAS | 13 m²/L | 2 | 25% | — | 2h | 4h | — |
| Dulux Easycare Kitchen Matt PAS | 13 m²/L | 2 | 5% | 1 | 4h | 4h | — |
| Dulux Easycare Bathroom Soft Sheen PAS | 13 m²/L | 2 | 25% | 1 | 4h | 4h | — |
| Dulux Simply Refresh One Coat Matt PAS | 13 m²/L | 1 | 5% | — | 4h | 4h | — |
What's on your walls?
Got this colour at home? Let us know.