Flagstone vs Pewter Green
Where Flagstone belongs to PPG's range, Pewter Green is a Sherwin-Williams color. Flagstone reads as grey, while Pewter Green reads as green-grey — two distinct hue families, not close cousins. Flagstone (LRV 41) reflects noticeably more light than Pewter Green (LRV 12), a difference of 29 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 30.2, 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.
Flagstone vs Pewter Green in Real Spaces
10 real rooms side by side. Seeing Flagstone 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 Flagstone 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. Flagstone 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. Flagstone 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. Flagstone 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. Flagstone 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. Flagstone 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. Flagstone 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. Flagstone 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. Flagstone 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 Flagstone will make the room feel meaningfully brighter than Pewter Green would.
Color Details
Flagstone vs Pewter Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Flagstone 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 Flagstone comparisons
See how Flagstone stacks up against other well-photographed colors across different brands and tones.
At LRV 83 vs 41, White Dove is decisively the brighter choice.
Purbeck Stone reads slightly lighter (LRV 52 vs 41), a gap that shows most in low-lit rooms.
Flagstone reads slightly lighter (LRV 41 vs 30), a gap that shows most in low-lit rooms.
Agreeable Gray reflects far more light (LRV 60 vs 41), opening up a space where Flagstone encloses it.
At LRV 58 vs 41, Accessible Beige is decisively the brighter choice.
At LRV 41 vs 27, Flagstone is decisively the brighter choice.
With LRVs of 43 and 41, the two reflect almost the same amount of light.
At LRV 55 vs 41, Tranquil Dawn is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 44 vs 41), so neither reads brighter in a room.
Pure White reflects far more light (LRV 84 vs 41), opening up a space where Flagstone encloses it.
At LRV 66 vs 41, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 41, Shoji White is decisively the brighter choice.
At LRV 68 vs 41, Skimming Stone is decisively the brighter choice.
At LRV 41 vs 12, Flagstone is decisively the brighter choice.
A 4-point LRV gap (45 vs 41) makes Saybrook Sage the marginally brighter of the two.
Flagstone reads slightly lighter (LRV 41 vs 31), a gap that shows most in low-lit rooms.
Flagstone reflects far more light (LRV 41 vs 7), opening up a space where Pine Needle encloses it.
Flagstone reflects far more light (LRV 41 vs 24), opening up a space where Cement grey encloses it.
Guilford Green reflects far more light (LRV 57 vs 41), opening up a space where Flagstone encloses it.
Just Walnut reflects far more light (LRV 72 vs 41), opening up a space where Flagstone encloses it.