Demon Blue
V037-3 · #45558D · LRV 9.6 — cool blue tone, very dark — reads black in most rooms.
- 1Naval4
- 2Demon Blue9.6
- 3Smoky Blue15
- 4Wolf Gray21
What Color Is Demon Blue, Really?
Demon Blue reads as a cool blue tone — very dark — reads black in most rooms. The notes below cover how Valspar V037-3 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Demon Blue
Demon 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 Demon Blue
At LRV 9.6, Demon 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 Demon 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 Valspar V037-3 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 | |
|---|---|---|---|---|
| Behr | Blue BloodS560-6 · Behr | 0.4 | 10 | Color page → |
| Benjamin Moore | Southern Belle819 · Benjamin Moore | 0.9 | 12 | Color page → |
| PPG / Glidden | Blue JewelPPG1167-7 · PPG / Glidden | 1.7 | 9 | Color page → |
| Glidden | Blue JewelPPG1167-7 · Glidden | 2.0 | 9 | Color page → |
| Dutch Boy | Passion Purple142-7DB · Dutch Boy | 2.4 | 11 | Color page → |
| Dunn-Edwards | Beaded BlueDE5909 · Dunn-Edwards | 3.5 | 8 | Color page → |
Similar Valspar Colors
The nearest shades to Demon Blue within Valspar'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 #45558D in HSL space. Pair Demon Blue with one accent and one neutral — the swatches below are starting points, not final picks.
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