Purbeck Stone vs Halcyon Green
Where Purbeck Stone belongs to Farrow & Ball's range, Halcyon Green is a Sherwin-Williams color. Purbeck Stone reads as greige-grey, while Halcyon Green reads as green-grey — two distinct hue families, not close cousins. Purbeck Stone (LRV 52) reflects noticeably more light than Halcyon Green (LRV 38), a difference of 14 points that becomes especially apparent in rooms with limited natural light. Purbeck Stone runs warm while Halcyon Green is decidedly cool, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 12.0, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 6 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Purbeck Stone vs Halcyon Green in Real Spaces
6 real rooms side by side. Seeing Purbeck Stone and Halcyon Green in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Living Room
In a living room, color works across both daylight and evening light — the same wall can read very differently at noon and at 8pm. The LRV gap is large enough that Purbeck Stone will make the room feel meaningfully brighter than Halcyon Green would.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Purbeck Stone reflects noticeably more light off the walls, making the space read more open than Halcyon Green.
Dining Room
A dining room lit by a dimmed pendant or candles is one of the most forgiving environments for paint — warm light softens almost everything. Purbeck Stone returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Bathroom
Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. Purbeck Stone reflects noticeably more light off the walls, making the space read more open than Halcyon Green.
Home Office
The test for a home office color isn't how it looks in a quick glance — it's whether it still feels right after a full day of work. Purbeck Stone reflects noticeably more light off the walls, making the space read more open than Halcyon Green.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Purbeck Stone reflects noticeably more light off the walls, making the space read more open than Halcyon Green.
Color Details
Purbeck Stone vs Halcyon Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Purbeck Stone on one side and Halcyon Green on the other.
Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.
More Purbeck Stone comparisons
See how Purbeck Stone stacks up against other well-photographed colors across different brands and tones.




















































