Dark Cobalt Blue
PPU15-03 · #32578B · LRV 9 — cool blue tone, very dark — reads black in most rooms.
- 1Naval4
- 2Dark Cobalt Blue9
- 3Smoky Blue15
- 4Wolf Gray21
What Color Is Dark Cobalt Blue, Really?
Dark Cobalt Blue reads as a cool blue tone — very dark — reads black in most rooms. The notes below cover how Behr PPU15-03 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Dark Cobalt Blue
Dark Cobalt Blue earns its keep as a statement: accent walls, a front door, cabinetry, a moody powder room, or exterior trim where you want sharp contrast. Blues calm a room, which makes them popular in bedrooms, bathrooms and home offices.
How Lighting Changes Dark Cobalt Blue
At LRV 9, Dark Cobalt Blue is about as dark as paint gets — it reads near-black on a wall and reveals its character only in direct daylight or under warm bulbs. Its blue undertone is the part to watch: it gets picked up by whatever sits next to it, so test it against your trim, floor and the room's main light before committing. In rooms with little natural light it can feel heavy, so reserve it for spaces you want to feel enveloping.
Most complaints about Dark Cobalt Blue are a light mismatch. Upload a photo of your actual room and see it on your walls — then ask for the same wall in north light or evening lamps before you buy a single sample.
Need It From Another Brand?
Any paint counter can custom-tint Behr PPU15-03 directly. If you would rather stay in one brand's own deck, these are the closest stock matches, measured as ΔE2000. Under 2 is a difference you will not see on the wall.
| Brand | Closest color | ΔE | LRV | |
|---|---|---|---|---|
| Sherwin-Williams | Frank BlueSW 6967 · Sherwin-Williams | 2.4 | 8 | Color page → |
| Benjamin Moore | Blue Suede Shoes798 · Benjamin Moore | 0.7 | 9 | Color page → |
| Valspar | Demon BlueV037-3 · Valspar | 4.7 | 9.6 | Color page → |
| PPG / Glidden | Stunning SapphirePPG1158-7 · PPG / Glidden | 4.6 | 9 | Color page → |
| Glidden | Stunning SapphirePPG1158-7 · Glidden | 4.5 | 9 | Color page → |
| Dutch Boy | Rich Cobalt139-7DB · Dutch Boy | 2.4 | 8 | Color page → |
Similar Behr Colors
The nearest shades to Dark Cobalt Blue within Behr's own range, ranked by perceptual color distance — useful when you want the same look a touch lighter, darker, or warmer.
WCAG 2.1: AA is 4.5 : 1 for normal text, 3 : 1 for large text, AAA is 7 : 1.
Coordinated palette
Generated by hue-rotating #32578B in HSL space. Pair Dark Cobalt Blue with one accent and one neutral — the swatches below are starting points, not final picks.
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