How does Ice blue (No.18 C 31) by BS 4800 compare with Coat’s closest paints? The nearest match by perceptual distance is Coat Tonic (ΔE 0.5, “identical”). 1 more Coat colour sit within ΔE 4 — close enough that the difference is hard to spot once paint’s on the wall. These 2 Coat paints are all priced at £22.40 per litre.
BS 4800 Ice blue vs Coat
2 closest Coat 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 |
|---|---|---|---|---|---|
| Tonic | — | 0.5 | identical | £22.40 | £4.48 |
| Ujjayi | — | 1.1 | near-identical | £22.40 | £4.48 |