Gem Silica vs Guilford Green
Where Gem Silica belongs to Behr's range, Guilford Green is a Benjamin Moore color. Hue-wise, Gem Silica belongs to the green family and Guilford Green to the beige-green family. Guilford Green (LRV 57) reflects noticeably more light than Gem Silica (LRV 39), a difference of 18 points that becomes especially apparent in rooms with limited natural light. Gem Silica runs green while Guilford Green is decidedly yellow, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 28.3, 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.
Gem Silica vs Guilford Green in Real Spaces
6 real rooms side by side. Seeing Gem Silica 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 Gem Silica 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 Gem Silica.
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 Gem Silica.
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. Guilford Green reflects noticeably more light off the walls, making the space read more open than Gem Silica.
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 Gem Silica.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Guilford Green reflects noticeably more light off the walls, making the space read more open than Gem Silica.
Color Details
Gem Silica vs Guilford Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Gem Silica 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 Gem Silica comparisons
See how Gem Silica stacks up against other well-photographed colors across different brands and tones.
