How does Black (No.00 E 53) by BS 4800 compare with RAL Classic’s closest paints? The nearest match by perceptual distance is RAL Classic Signal black (ΔE 2.4, “near-identical”). 2 more RAL Classic colours sit within ΔE 4 — close enough that the difference is hard to spot once paint’s on the wall.
BS 4800 Black vs RAL Classic
3 closest RAL Classic 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 |
|---|---|---|---|---|---|
| Signal black | No.9004 | 2.4 | near-identical | — | — |
| Umbra grey | No.7022 | 3.3 | very close | — | — |
| Black grey | No.7021 | 3.9 | very close | — | — |