Color spec
| Brand | Sherwin-Williams |
| Name | Deep Sea Dive |
| SKU | SW 7724 |
| Hex | #3F4D55 |
| RGB | 63, 77, 85 |
| HSL | 202°, 15%, 29% |
| LRV | 7 |
| Undertone | cool blue tone |
| Family | Gray |
What Color Is Deep Sea Dive, Really?
Deep Sea Dive reads as a cool blue tone — very dark — reads black in most rooms. The notes below cover how Sherwin-Williams SW 7724 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Deep Sea Dive
Deep Sea Dive earns its keep as a statement: accent walls, a front door, cabinetry, a moody powder room, or exterior trim where you want sharp contrast. Grays like this read as a modern neutral and sit comfortably alongside both warm woods and cool metals.
How Lighting Changes Deep Sea Dive
At LRV 7, Deep Sea Dive 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 Deep Sea Dive 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.
TEST IT IN YOUR LIGHT →Need It From Another Brand?
Any paint counter can custom-tint Sherwin-Williams SW 7724 directly — but if you would rather stay in one brand's own deck, these are the closest stock matches:
Similar Sherwin-Williams colors
closest in the Sherwin-Williams deckThe nearest shades to Deep Sea Dive within Sherwin-Williams's own range, ranked by perceptual color distance — useful when you want the same look a touch lighter, darker, or warmer.
Coordinated palette
Generated by hue-rotating #3F4D55 in HSL space. Pair Deep Sea Dive with one accent and one neutral — the swatches below are starting points, not final picks.
Accessibility (WCAG contrast)
WCAG 2.1: AA = 4.5:1 normal text · AA Large = 3:1 large text · AAA = 7:1 normal text.
Will It Work in YOUR Room?
No page can promise how Deep Sea Dive behaves in your light. Upload a photo and see it on your own walls in seconds — before you spend a cent on samples.
TRY DEEP SEA DIVE ON YOUR ROOM →
Ask a Question
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