Deep Ultramarine vs DH Indigo
Deep Ultramarine (No.LRV 9) and DH Indigo (No.LRV 18) are both Dulux Heritage blues. The gap between them is ΔE 13.3 — “similar”. DH Indigo is the lighter of the two. Both cost about £10.40 per litre.
| Deep Ultramarine | DH Indigo | |
|---|---|---|
| Hex | #295078 | #5F708A |
| Lightness (L*) | 33 | 47 |
| Code | LRV 9 | LRV 18 |
| 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 DH Indigo’s.