Blue Diamond 4 is a mid-tone blue from Dulux, hex #00939F. Its light reflectance value is 23.4, so it absorbs light and suits rooms that already get plenty of it.
- HEX
- #00939F
- RGB
- 0, 147, 159
- HSL
- 185°, 100%, 31%
- CMYK
- 100, 8, 0, 38
- LRV
- 23.4
See it on the walls
A whole room in this colour, lit by daylight.
Try it by lamplight, from another angle, or with a different white on the trim, then share the link. It's a rendered room on a screen, so treat it as a guide and try a sample pot before you commit.
Or point your phone at your own wall and watch it change to this colour, on your device, with nothing uploaded.
Closest matches
The nearest paint from each other brand, closest first, or pick a brand for its closest few.
The closest matches to Blue Diamond 4 are 16BG 26318 by Dulux Trade (excellent match), Diving Trip by Johnstone's (good match) and Wilmington Spruce 754 by Benjamin Moore (good match).
ΔE is the colour difference: under 1.5 is hard to tell apart, under 3.5 reads as the same colour, and past 6 is a different colour.
Dulux Trade equivalents to Dulux Blue Diamond 4
Dulux Trade has 3 equivalents to Dulux's Blue Diamond 4, closest first, then 2 near misses. Compare Dulux and Dulux Trade range to range.
Johnstone's equivalents to Dulux Blue Diamond 4
Johnstone's has 2 equivalents to Dulux's Blue Diamond 4, closest first, then 3 near misses. Compare Dulux and Johnstone's range to range.
Benjamin Moore equivalents to Dulux Blue Diamond 4
Benjamin Moore has 3 equivalents to Dulux's Blue Diamond 4, closest first, then 2 near misses. Compare Dulux and Benjamin Moore range to range.
Closest Curator paints to Dulux Blue Diamond 4
Curator has no true equivalent to Dulux's Blue Diamond 4. These are its closest 3, nearest first, and the nearest is a close alternative. Compare Dulux and Curator range to range.
Closest Crown paints to Dulux Blue Diamond 4
Crown has no true equivalent to Dulux's Blue Diamond 4. These are its closest 3, nearest first, and the nearest is a close alternative. Compare Dulux and Crown range to range.
Closest Alchemist paints to Dulux Blue Diamond 4
Alchemist has no true equivalent to Dulux's Blue Diamond 4. These are its closest 3, nearest first, and the nearest is a close alternative. Compare Dulux and Alchemist range to range.
Closest Colourtrend paints to Dulux Blue Diamond 4
Colourtrend has no true equivalent to Dulux's Blue Diamond 4. These are its closest 3, nearest first, and the nearest is a close alternative. Compare Dulux and Colourtrend range to range.
Closest Lick paints to Dulux Blue Diamond 4
Lick has nothing close to Dulux's Blue Diamond 4. These are its nearest 3 paints, and none of them is a match. Compare Dulux and Lick range to range.
Closest Farrow & Ball paints to Dulux Blue Diamond 4
Farrow & Ball has nothing close to Dulux's Blue Diamond 4. These are its nearest 3 paints, and none of them is a match. Compare Dulux and Farrow & Ball range to range.
Closest Fleetwood paints to Dulux Blue Diamond 4
Fleetwood has nothing close to Dulux's Blue Diamond 4. These are its nearest 3 paints, and none of them is a match. Compare Dulux and Fleetwood range to range.
Closest Little Greene paints to Dulux Blue Diamond 4
Little Greene has nothing close to Dulux's Blue Diamond 4. These are its nearest 3 paints, and none of them is a match. Compare Dulux and Little Greene range to range.
Closest Dulux Heritage paints to Dulux Blue Diamond 4
Dulux Heritage has nothing close to Dulux's Blue Diamond 4. These are its nearest 3 paints, and none of them is a match. Compare Dulux and Dulux Heritage range to range.
Closest Ronseal paints to Dulux Blue Diamond 4
Ronseal has nothing close to Dulux's Blue Diamond 4. These are its nearest 3 paints, and none of them is a match. Compare Dulux and Ronseal range to range.
Closest Acres Hall paints to Dulux Blue Diamond 4
Acres Hall has nothing close to Dulux's Blue Diamond 4. These are its nearest 3 paints, and none of them is a match. Compare Dulux and Acres Hall range to range.
Closest Farrelly & Co paints to Dulux Blue Diamond 4
Farrelly & Co has nothing close to Dulux's Blue Diamond 4. These are its nearest 3 paints, and none of them is a match. Compare Dulux and Farrelly & Co range to range.
Compare whole ranges
Dulux against another brand, a cross-section at a time.
Works well with
Real paints for each job in the room: the trim, the walls around it, deeper and paler versions, and an accent.
Whites for trim
Whites whose undertone agrees with this colour, for woodwork and ceilings.
Neutrals alongside
Quieter colours of the same temperature, for the other walls or the room next door.
Tints and shades
Lighter and darker versions of this same colour.
Where it sits in the Blues
Swatcher lays each family out as one long colour card, from the heart of the family outwards. These are the chips either side of Blue Diamond 4 on it, so some of them look quite different.
Blue Diamond 4 is the 1,293rd of 1,469 blues Swatcher knows about.