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Amethyst Falls 3 vs Purple Polka 1

Amethyst Falls 3 and Purple Polka 1 are both Dulux blues. The gap between them is ΔE 2.4 — “near-identical”. Amethyst Falls 3 is the lighter of the two, and Purple Polka 1 the warmer. Both cost about £14.40 per litre.

Amethyst Falls 3Purple Polka 1
Hex#57527E#534F74
Lightness (L*)3735
Price / litre£14.40£14.40

Looking across brands instead? See Amethyst Falls 3’s cross-brand matches and cheaper alternatives, or Purple Polka 1’s.