How does Cadet Blue (No.SAP1020) by Sanderson compare with Johnstone's’s closest paints? The nearest match is Johnstone's Evening Hush (ΔE 3.1, “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. Prices for these 5 Johnstone's paints range from £7.53 to £13.37 per litre, against Sanderson Cadet Blue at £20.00/L.

Sanderson Cadet Blue (No.SAP1020) £20.00/L

Johnstone's Evening Hush very close — ΔE 3.1 £13.37/L

Sanderson Cadet Blue vs Johnstone's

5 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
Evening Hush	—	3.1	very close	£13.37	£2.23
Flower Field	—	3.7	very close	£13.37	£2.23
Kimono	—	3.7	very close	£13.37	£2.23
Skysail Blue	—	4.4	very close	£13.37	£2.23
Island Lake	—	4.7	very close	£7.53	£1.26

Compare Cadet Blue with another brand

Sanderson Cadet Blue vs Dulux

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