Deep Fossil vs Storm Day
Deep Fossil and Storm Day are both Dulux neutrals. The gap between them is ΔE 5.6 — “close”. Deep Fossil is the lighter of the two, and Storm Day the warmer. Both cost about £14.40 per litre.
Now inside your AI toolConnect free →| Deep Fossil | Storm Day | |
|---|---|---|
| Hex | #8F908F | #838C86 |
| Lightness (L*) | 60 | 57 |
| Price / litre | £14.40 | £14.40 |
More Dulux comparisons
Looking across brands instead? See Deep Fossil’s cross-brand matches and cheaper alternatives, or Storm Day’s.