How does Squirrel grey (No.18 B 21) by BS 4800 compare with Johnstone's’s closest paints? The nearest match is Johnstone's Berliose (ΔE 2.4, “near-identical”). 3 more Johnstone's colours 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 £7.53 to £13.37 per litre.

BS 4800 Squirrel grey (No.18 B 21)

Johnstone's Berliose near-identical — ΔE 2.4 £13.37/L

BS 4800 Squirrel grey 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
Berliose	—	2.4	near-identical	£13.37	£2.23
Statue Garden	—	2.9	near-identical	£13.37	£2.23
Burnished Blade	—	2.9	near-identical	£13.37	£2.23
Summer Storm	—	3.0	very close	£7.53	£1.26

Compare Squirrel grey with another brand

Full BS 4800 → Johnstone's conversion chart — every colour's nearest equivalent

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