How does Porcelain blue (No.20 C 33) by BS 4800 compare with Sanderson’s closest paints? The nearest match by perceptual distance is Sanderson Window Blue (ΔE 0.5, “identical”).
BS 4800 Porcelain blue vs Sanderson
1 closest Sanderson match 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 |
|---|---|---|---|---|---|
| Window Blue | No.SAP0148 | 0.5 | identical | £19.60 | — |