How does Lemon yellow (No.1012) by RAL Classic compare with Johnstone's’s closest paints? The nearest match by perceptual distance is Johnstone's Gone Giddy (ΔE 3.4, “very close”). 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.
RAL Classic Lemon yellow 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 |
|---|---|---|---|---|---|
| Gone Giddy | — | 3.4 | very close | £12.36 | £2.06 |
| Parachute | — | 3.9 | very close | £12.36 | £2.06 |
| Slap Happy | — | 3.9 | very close | £12.36 | £2.06 |
| Barnyard | — | 4.2 | very close | £12.36 | £2.06 |
| Secret Safari | — | 4.4 | very close | £12.36 | £2.06 |
| Golden Yarrow | — | 4.4 | very close | £12.36 | £2.06 |