How does Quartz Grey (No.ZOP0117) by Zoffany compare with Johnstone's’s closest paints? The nearest match by perceptual distance is Johnstone's Ash Grove (ΔE 1.7, “near-identical”). 2 more Johnstone's colours sit within ΔE 4 — close enough that the difference is hard to spot once paint’s on the wall. These 6 Johnstone's paints are all priced at £12.36 per litre, against Zoffany Quartz Grey at £22.00/L.
Zoffany Quartz Grey vs Johnstone's
6 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 |
|---|---|---|---|---|---|
| Ash Grove | — | 1.7 | near-identical | £12.36 | £2.06 |
| Silverberry | — | 2.1 | near-identical | £12.36 | £2.06 |
| Sleeping Violet | — | 3.0 | very close | £12.36 | £2.06 |
| Coming Storm | — | 4.0 | very close | £12.36 | £2.06 |
| Silver Chalice | — | 4.3 | very close | £12.36 | £2.06 |
| Glistening Grey | — | 4.5 | very close | £12.36 | £2.06 |