Sea Island Cotton
HGSW 3365 · #ADB5B9 · LRV 45 — cool blue-green tone, mid-tone — versatile but shifts visibly with light.
- 1Kendall Charcoal15
- 2Retreat21
- 3Sea Island Cotton45
- 4Upward57
- 5Sea Salt63
What Color Is Sea Island Cotton, Really?
Sea Island Cotton reads as a cool blue-green tone — mid-tone — versatile but shifts visibly with light. The notes below cover how HGTV Home by Sherwin-Williams HGSW 3365 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Sea Island Cotton
Sea Island Cotton is versatile enough for full rooms but has enough depth to anchor a space, so it suits living rooms, bedrooms and cabinetry alike. Grays like this read as a modern neutral and sit comfortably alongside both warm woods and cool metals.
How Lighting Changes Sea Island Cotton
Sea Island Cotton sits in the mid-range at LRV 45, so it shifts visibly through the day — lighter and more open in morning light, deeper and moodier after dark. Its teal 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. South-facing rooms will pull it lighter and warmer, while north light cools it down.
Most complaints about Sea Island Cotton 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 HGTV Home by Sherwin-Williams HGSW 3365 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 | JubileeSW 6248 · Sherwin-Williams | 0.0 | 45 | Color page → |
| Behr | StargazerN510-3 · Behr | 1.4 | 45 | Color page → |
| Benjamin Moore | Silent Night1613 · Benjamin Moore | 1.8 | 45 | Color page → |
| Valspar | Autumn Fog4007-1B · Valspar | 1.6 | 45.9 | Color page → |
| PPG / Glidden | Smoke ScreenPPG1038-4 · PPG / Glidden | 0.8 | 46 | Color page → |
| Glidden | Smoke ScreenPPG1038-4 · Glidden | 0.8 | 46 | Color page → |
Similar HGTV Home by Sherwin-Williams Colors
The nearest shades to Sea Island Cotton within HGTV Home by Sherwin-Williams'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 #ADB5B9 in HSL space. Pair Sea Island Cotton with one accent and one neutral — the swatches below are starting points, not final picks.
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