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