Castle Gray vs Oval Room Blue
Castle Gray and Oval Room Blue are both Farrow & Ball neutrals. The gap between them is ΔE 5.3 — “close”. Oval Room Blue is the lighter of the two, and Castle Gray the warmer. Both cost about £25.60 per litre.
| Castle Gray | Oval Room Blue | |
|---|---|---|
| Hex | #89968C | #889B9B |
| Lightness (L*) | 61 | 63 |
| Price / litre | £25.60 | £25.60 |
More Farrow & Ball comparisons
Looking across brands instead? See Castle Gray’s cross-brand matches and cheaper alternatives, or Oval Room Blue’s.