Beacon Blue vs Guilford Green
Where Beacon Blue belongs to Behr's range, Guilford Green is a Benjamin Moore color. Hue-wise, Beacon Blue belongs to the blue family and Guilford Green to the beige-green family. Guilford Green (LRV 57) reflects noticeably more light than Beacon Blue (LRV 9), a difference of 48 points that becomes especially apparent in rooms with limited natural light. Beacon Blue runs blue while Guilford Green is decidedly yellow, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 69.1, 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 4 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Beacon Blue vs Guilford Green in Real Spaces
4 real rooms side by side. Seeing Beacon Blue and Guilford 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 Guilford Green will make the room feel meaningfully brighter than Beacon Blue 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. Guilford Green reflects noticeably more light off the walls, making the space read more open than Beacon Blue.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. Guilford Green reflects noticeably more light off the walls, making the space read more open than Beacon Blue.
House
Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. Guilford Green reflects noticeably more light off the walls, making the space read more open than Beacon Blue.
Color Details
Beacon Blue vs Guilford Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Beacon Blue on one side and Guilford 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 Beacon Blue comparisons
See how Beacon Blue stacks up against other well-photographed colors across different brands and tones.
