Deep Ultramarine vs Light Cobalt
Deep Ultramarine (No.LRV 9) and Light Cobalt (No.LRV 46) are both Dulux Heritage blues. The gap between them is ΔE 39.0 — “similar”. Light Cobalt is the lighter of the two. Both cost about £10.40 per litre.
| Deep Ultramarine | Light Cobalt | |
|---|---|---|
| Hex | #295078 | #9EB4CB |
| Lightness (L*) | 33 | 72 |
| Code | LRV 9 | LRV 46 |
| Price / litre | £10.40 | £10.40 |
More Dulux Heritage comparisons
Looking across brands instead? See Deep Ultramarine’s cross-brand matches and cheaper alternatives, or Light Cobalt’s.