How does Air Force Blue (No.3) by Little Greene compare with Johnstone's’s closest paints? The nearest match by perceptual distance is Johnstone's Teal Topaz (ΔE 2.9, “near-identical”). 1 more Johnstone's colour sit within ΔE 4 — close enough that the difference is hard to spot once paint’s on the wall. Prices for these 4 Johnstone's paints range from £6.14 to £12.36 per litre, against Little Greene Air Force Blue at £28.00/L.
Little Greene Air Force Blue vs Johnstone's
4 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 |
|---|---|---|---|---|---|
| Teal Topaz | — | 2.9 | near-identical | £6.14 | £1.02 |
| Summer Dream | — | 3.9 | very close | £12.36 | £2.06 |
| Granite Falls | — | 4.2 | very close | £12.36 | £2.06 |
| Atlantic Swell | — | 4.4 | very close | £12.36 | £2.06 |