Color spec
| Brand | Benjamin Moore |
| Name | Atrium White |
| SKU | OC-145 |
| Hex | #F0E9D3 |
| RGB | 240, 233, 211 |
| HSL | 46°, 49%, 88% |
| LRV | 86 |
| Undertone | warm yellow tone |
| Family | White |
What Color Is Atrium White, Really?
Atrium White reads as a warm yellow tone — very light — near-white, broadens small spaces. The notes below cover how Benjamin Moore OC-145 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Atrium White
Atrium White shines on ceilings, trim and in small or low-light rooms where you need to stretch the light — and as a calm whole-home backdrop. As a white, it's a natural for trim, ceilings and cabinets, and a clean backdrop for art.
How Lighting Changes Atrium White
Atrium White is very light — LRV 86, close to white. It opens up small or dim rooms and keeps walls feeling airy. Its yellow 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 north light it can read slightly cooler; a warm white trim alongside keeps it from going clinical.
Most complaints about Atrium White 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 Benjamin Moore OC-145 directly — but if you would rather stay in one brand's own deck, these are the closest stock matches:
Similar Benjamin Moore colors
closest in the Benjamin Moore deckThe nearest shades to Atrium White within Benjamin Moore'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 #F0E9D3 in HSL space. Pair Atrium White 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 Atrium White behaves in your light. Upload a photo and see it on your own walls in seconds — before you spend a cent on samples.
TRY ATRIUM WHITE ON YOUR ROOM →
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