Blue (No.20 E 53) by BS 4800 is a mid-tone cyan. Hex: #3876AB. RGB: 56, 118, 171. The nearest paint match is Dulux Blue (ΔE 1.5, “near-identical”). Other close alternatives include Dulux Royal Regatta 3 (ΔE 1.9) and Johnstone's Sapphire Sky (ΔE 2.2).
Blue (No.20 E 53) by BS 4800
- Hex
#3876AB- RGB
- 56, 118, 171
- Colour system
- BS 4800
Saved on this device — open the palette panel any time to compare or share.
Nearest paint matches & alternatives
| Colour | Manufacturer | ΔE | Match quality | Price/L | Price/m2 (?) |
|---|---|---|---|---|---|
| Blue | Dulux | 1.5 | Near-identical | — | — |
| Royal Regatta 3 | Dulux | 1.9 | Near-identical | £10.20 | £1.57 |
| Sapphire Sky | Johnstone's | 2.2 | Near-identical | £12.36 | £2.06 |
| Sky blue (No.5015) | RAL Classic | 2.4 | Near-identical | — | — |
| Nocturne Shade | Johnstone's | 2.7 | Near-identical | £12.36 | £2.06 |
| Planetarium | Johnstone's | 3.4 | Very close | £12.36 | £2.06 |
| Cobalt Glaze | Johnstone's | 3.6 | Very close | £12.36 | £2.06 |
| Cenote | Johnstone's | 3.7 | Very close | £12.36 | £2.06 |
| Blue Seduction 1 | Dulux | 3.9 | Very close | £10.20 | £1.57 |
Blue
Dulux
Near-identical
ΔE 1.5
Royal Regatta 3
Dulux
Near-identical
ΔE 1.9
£10.20/L
£1.57/m2
Sapphire Sky
Johnstone's
Near-identical
ΔE 2.2
£12.36/L
£2.06/m2
Sky blue
RAL Classic
Near-identical
ΔE 2.4
Nocturne Shade
Johnstone's
Near-identical
ΔE 2.7
£12.36/L
£2.06/m2
Planetarium
Johnstone's
Very close
ΔE 3.4
£12.36/L
£2.06/m2
Cobalt Glaze
Johnstone's
Very close
ΔE 3.6
£12.36/L
£2.06/m2
Cenote
Johnstone's
Very close
ΔE 3.7
£12.36/L
£2.06/m2
Blue Seduction 1
Dulux
Very close
ΔE 3.9
£10.20/L
£1.57/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.
Colour neighbourhood
What's on your walls?
Got this colour at home? Let us know.