Copper Wire vs Pewter Green
Both from Sherwin-Williams's palette. Hue-wise, Copper Wire belongs to the beige-pink family and Pewter Green to the green-grey family. Copper Wire (LRV 27) reflects noticeably more light than Pewter Green (LRV 12), a difference of 15 points that becomes especially apparent in rooms with limited natural light. Copper Wire runs warm while Pewter Green is decidedly neutral, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 43.6, 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 10 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Copper Wire vs Pewter Green in Real Spaces
10 real rooms side by side. Seeing Copper Wire and Pewter 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 Copper Wire will make the room feel meaningfully brighter than Pewter 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. Copper Wire reflects noticeably more light off the walls, making the space read more open than Pewter Green.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. Copper Wire reflects noticeably more light off the walls, making the space read more open than Pewter 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. Copper Wire 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. Copper Wire reflects noticeably more light off the walls, making the space read more open than Pewter 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. Copper Wire reflects noticeably more light off the walls, making the space read more open than Pewter Green.
Mudroom
Mudrooms are seen in passing, often under whatever light comes through the door — a context that favors colors with some depth. Copper Wire returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Patio
Outside, paint color competes with sky, landscaping, and direct sun — all of which shift how both of these read compared to an indoor chip. Copper Wire returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
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. Copper Wire reflects noticeably more light off the walls, making the space read more open than Pewter Green.
Front Door
A front door is a focal point — small color differences read clearly at this concentrated scale. The LRV gap is large enough that Copper Wire will make the room feel meaningfully brighter than Pewter Green would.
Color Details
Copper Wire vs Pewter Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Copper Wire on one side and Pewter 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 Copper Wire comparisons
See how Copper Wire stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 27), opening up a space where Copper Wire encloses it.
At LRV 69 vs 27, Ammonite is decisively the brighter choice.
Copper Wire reflects far more light (LRV 27 vs 6), opening up a space where Iron Ore encloses it.
At LRV 52 vs 27, Purbeck Stone is decisively the brighter choice.
A 3-point LRV gap (30 vs 27) makes Evergreen Fog the marginally brighter of the two.
Mizzle reflects far more light (LRV 52 vs 27), opening up a space where Copper Wire encloses it.
At LRV 60 vs 27, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 27), opening up a space where Copper Wire encloses it.
With LRVs of 27 and 27, the two reflect almost the same amount of light.
At LRV 43 vs 27, French Gray is decisively the brighter choice.
At LRV 27 vs 4, Copper Wire is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 27), opening up a space where Copper Wire encloses it.
Copper Wire reflects far more light (LRV 27 vs 13), opening up a space where Bancha encloses it.
Hardwick White reflects far more light (LRV 44 vs 27), opening up a space where Copper Wire encloses it.
At LRV 84 vs 27, Pure White is decisively the brighter choice.
A 5-point LRV gap (27 vs 21) makes Copper Wire the marginally brighter of the two.
Balboa Mist reflects far more light (LRV 66 vs 27), opening up a space where Copper Wire encloses it.
Shoji White reflects far more light (LRV 74 vs 27), opening up a space where Copper Wire encloses it.
Snowbound reflects far more light (LRV 83 vs 27), opening up a space where Copper Wire encloses it.
Skimming Stone reflects far more light (LRV 68 vs 27), opening up a space where Copper Wire encloses it.
At LRV 41 vs 27, Dix Blue is decisively the brighter choice.
At LRV 68 vs 27, Calamine is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 27 vs 25), so neither reads brighter in a room.
Copper Wire reflects far more light (LRV 27 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reflects far more light (LRV 45 vs 27), opening up a space where Copper Wire encloses it.
A 4-point LRV gap (31 vs 27) makes Pale Green the marginally brighter of the two.
At LRV 27 vs 7, Copper Wire is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 27 vs 24), so neither reads brighter in a room.
At LRV 57 vs 27, Guilford Green is decisively the brighter choice.
At LRV 72 vs 27, Just Walnut is decisively the brighter choice.