How does Calamine by Farrow & Ball compare with Johnstone's’s closest paints? The nearest match by perceptual distance is Johnstone's Birthday Cake (ΔE 0.5, “identical”). 5 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 Farrow & Ball Calamine at £25.60/L.
Farrow & Ball Calamine 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 |
|---|---|---|---|---|---|
| Birthday Cake | — | 0.5 | identical | £12.36 | £2.06 |
| Bleached Terracotta | — | 1.1 | near-identical | £12.36 | £2.06 |
| Coral Cream | — | 1.1 | near-identical | £12.36 | £2.06 |
| Bare Beige | — | 1.7 | near-identical | £12.36 | £2.06 |
| Honeysweet | — | 1.7 | near-identical | £12.36 | £2.06 |
| Cool Melon | — | 1.9 | near-identical | £12.36 | £2.06 |