Color spec
| Brand | Sherwin-Williams |
| Name | Atmospheric |
| SKU | SW 6505 |
| Hex | #A5BAC4 |
| RGB | 165, 186, 196 |
| HSL | 199°, 21%, 71% |
| LRV | 41 |
| Undertone | cool blue-green tone |
| Family | Gray |
What Color Is Atmospheric, Really?
Atmospheric reads as a cool blue-green tone — mid-tone — versatile but shifts visibly with light. The notes below cover how Sherwin-Williams SW 6505 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Atmospheric
Atmospheric 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 Atmospheric
Atmospheric sits in the mid-range at LRV 41, 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 Atmospheric 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 6505 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 Atmospheric 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 #A5BAC4 in HSL space. Pair Atmospheric 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 Atmospheric behaves in your light. Upload a photo and see it on your own walls in seconds — before you spend a cent on samples.
TRY ATMOSPHERIC ON YOUR ROOM →
Ask a Question