How does Deep purple (No.22 D 45) by BS 4800 compare with Dulux’s closest paints? The nearest match is Dulux Amethyst Falls 3 (ΔE 1.9, “near-identical”). 2 more Dulux colours sit within ΔE 4 — close enough that the difference is hard to spot once paint’s on the wall. These 6 Dulux paints are all priced at £14.40 per litre.
BS 4800 Deep purple vs Dulux
Now inside your AI toolConnect free →6 closest Dulux 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 |
|---|---|---|---|---|---|
| Amethyst Falls 3 | — | 1.9 | near-identical | £14.40 | £2.22 |
| Purple Infusion 2 | — | 2.1 | near-identical | £14.40 | £2.22 |
| Purple Infusion 3 | — | 3.4 | very close | £14.40 | £2.22 |
| Purple Polka 1 | — | 4.2 | very close | £14.40 | £2.22 |
| Purple Pout | — | 4.5 | very close | £14.40 | £2.22 |
| Velvet Ribbon 3 | — | 6.2 | close | £14.40 | £2.22 |
Full BS 4800 → Dulux conversion chart — every colour's nearest equivalent