How does Crystal blue (No.18 E 49) by BS 4800 compare with Dulux Heritage’s closest paints? The nearest match is Dulux Heritage Clear Skies (ΔE 3.7, “very close”). These 3 Dulux Heritage paints are all priced at £10.80 per litre.
BS 4800 Crystal blue vs Dulux Heritage
Now inside your AI toolConnect free →3 closest Dulux Heritage matches ranked by ΔE
ΔE (CIEDE2000) is a perceptual distance metric — lower means a closer match. Matches under ΔE 2 are typically indistinguishable; ΔE 2–4 looks “the same” once dry on a wall; ΔE 4–6 is noticeable side-by-side. Always view a sample pot before committing — screen colours and lighting vary.
| Colour | Number | ΔE | Match quality | Price/L | Price/m2 |
|---|---|---|---|---|---|
| Clear Skies | No.LRV 75 | 3.7 | very close | £10.80 | £1.35 |
| Green Oxide | No.LRV 63 | 5.0 | very close | £10.80 | £1.35 |
| Fennel White | No.LRV 82 | 5.9 | close | £10.80 | £1.35 |
Compare Crystal blue with another brand
Full BS 4800 → Dulux Heritage conversion chart — every colour's nearest equivalent