Blue Diamond 6 vs Crystal Surprise 3

Blue Diamond 6 and Crystal Surprise 3 are both Dulux teals. The gap between them is ΔE 3.5 — “very close”. Crystal Surprise 3 is the lighter of the two. Both cost about £14.40 per litre.

	Blue Diamond 6	Crystal Surprise 3
Hex	#89CED2	#8BD6D3
Lightness (L*)	79	81
Price / litre	£14.40	£14.40

Looking across brands instead? See Blue Diamond 6’s cross-brand matches and cheaper alternatives, or Crystal Surprise 3’s.