Azure Fusion 4 vs Celestial Blue 5

Azure Fusion 4 and Celestial Blue 5 are both Dulux blues. The gap between them is ΔE 5.2 — “close”. Celestial Blue 5 is the lighter of the two. Both cost about £14.40 per litre.

	Azure Fusion 4	Celestial Blue 5
Hex	#008FB5	#4F98B9
Lightness (L*)	55	60
Price / litre	£14.40	£14.40

Looking across brands instead? See Azure Fusion 4’s cross-brand matches and cheaper alternatives, or Celestial Blue 5’s.