How does Blue John by Edward Bulmer compare with Johnstone's’s closest paints? The nearest match is Johnstone's Romantic Evening (ΔE 1.9, “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 3 Johnstone's paints are all priced at £13.37 per litre, against Edward Bulmer Blue John at £26.40/L.

Edward Bulmer Blue John £26.40/L

Johnstone's Romantic Evening near-identical — ΔE 1.9 £13.37/L

Edward Bulmer Blue John vs Johnstone's

3 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
Romantic Evening	—	1.9	near-identical	£13.37	£2.23
Bramble Jelly	—	3.2	very close	£13.37	£2.23
Black Lily	—	3.4	very close	£13.37	£2.23

Compare Blue John with another brand

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