Color spec
| Brand | Farrow & Ball |
| Name | Blue Gray |
| SKU | No. 91 |
| Hex | #7C887C |
| RGB | 124, 136, 124 |
| HSL | 120°, 5%, 51% |
| LRV | 25 |
| Undertone | neutral with no strong undertone |
| Family | Green |
What Color Is Blue Gray, Really?
Blue Gray reads as a neutral with no strong undertone — mid-tone — versatile but shifts visibly with light. The notes below cover how Farrow & Ball No. 91 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Blue Gray
Blue Gray is versatile enough for full rooms but has enough depth to anchor a space, so it suits living rooms, bedrooms and cabinetry alike. Greens bridge indoors and out, so they suit living rooms, kitchens and sunrooms.
How Lighting Changes Blue Gray
Blue Gray sits in the mid-range at LRV 25, so it shifts visibly through the day — lighter and more open in morning light, deeper and moodier after dark. Because it carries almost no measurable hue, it stays a true neutral and pairs cleanly with nearly any trim or floor. South-facing rooms will pull it lighter and warmer, while north light cools it down.
Most complaints about Blue Gray 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 Farrow & Ball No. 91 directly — but if you would rather stay in one brand's own deck, these are the closest stock matches:
Similar Farrow & Ball colors
closest in the Farrow & Ball deckThe nearest shades to Blue Gray within Farrow & Ball'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 #7C887C in HSL space. Pair Blue Gray 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 Blue Gray behaves in your light. Upload a photo and see it on your own walls in seconds — before you spend a cent on samples.
TRY BLUE GRAY ON YOUR ROOM →Ask a Question
Not sure about Blue Gray in your room?
Ask Jessica below — every question gets a real reply, usually within a day.