Restful Slumber vs Wise Diamond

Restful Slumber and Wise Diamond are both Dulux neutrals. The gap between them is ΔE 3.2 — “very close”. Restful Slumber is the lighter of the two, and Wise Diamond the warmer. Both cost about £14.40 per litre.

	Restful Slumber	Wise Diamond
Hex	#AAB2B9	#AFB1B3
Lightness (L*)	72	72
Price / litre	£14.40	£14.40

Looking across brands instead? See Restful Slumber’s cross-brand matches and cheaper alternatives, or Wise Diamond’s.