How does Indigo Blue (No.SAP0075) by Sanderson compare with Johnstone's’s closest paints? The nearest match by perceptual distance is Johnstone's Purple Parlor (ΔE 1.4, “near-identical”). These 2 Johnstone's paints are all priced at £12.36 per litre, against Sanderson Indigo Blue at £19.60/L.
Sanderson Indigo Blue vs Johnstone's
2 closest Johnstone's 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 |
|---|---|---|---|---|---|
| Purple Parlor | — | 1.4 | near-identical | £12.36 | £2.06 |
| Warlock | — | 4.3 | very close | £12.36 | £2.06 |