Dark Harbor vs Pewter Green
Where Dark Harbor belongs to Benjamin Moore's range, Pewter Green is a Sherwin-Williams color. Hue-wise, Dark Harbor belongs to the blue family and Pewter Green to the green-grey family. Pewter Green (LRV 12) reflects noticeably more light than Dark Harbor (LRV 8), a difference of 4 points that becomes especially apparent in rooms with limited natural light. Dark Harbor runs blue while Pewter Green is decidedly neutral, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 20.7, 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 5 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Dark Harbor vs Pewter Green in Real Spaces
5 real rooms side by side. Seeing Dark Harbor 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 brightness difference is modest but present — Pewter Green gives the walls a little more lift.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Pewter Green reads slightly lighter here — a subtle but real difference in how open the space feels.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. Pewter Green reads slightly lighter here — a subtle but real difference in how open the space feels.
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. Pewter Green reads slightly lighter here — a subtle but real difference in how open the space feels.
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. Pewter Green reads slightly lighter here — a subtle but real difference in how open the space feels.
Color Details
Dark Harbor vs Pewter Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Dark Harbor 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 Dark Harbor comparisons
See how Dark Harbor stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 8), opening up a space where Dark Harbor encloses it.
At LRV 69 vs 8, Ammonite is decisively the brighter choice.
With LRVs of 8 and 6, the two reflect almost the same amount of light.
At LRV 52 vs 8, Purbeck Stone is decisively the brighter choice.
At LRV 30 vs 8, Evergreen Fog is decisively the brighter choice.
Mizzle reflects far more light (LRV 52 vs 8), opening up a space where Dark Harbor encloses it.
At LRV 60 vs 8, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 8), opening up a space where Dark Harbor encloses it.
Denim Drift reflects far more light (LRV 27 vs 8), opening up a space where Dark Harbor encloses it.
At LRV 43 vs 8, French Gray is decisively the brighter choice.
A 3-point LRV gap (8 vs 4) makes Dark Harbor the marginally brighter of the two.
Tranquil Dawn reflects far more light (LRV 55 vs 8), opening up a space where Dark Harbor encloses it.
Bancha reads slightly lighter (LRV 13 vs 8), a gap that shows most in low-lit rooms.
Hardwick White reflects far more light (LRV 44 vs 8), opening up a space where Dark Harbor encloses it.
At LRV 84 vs 8, Pure White is decisively the brighter choice.
At LRV 21 vs 8, Artichoke is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 8), opening up a space where Dark Harbor encloses it.
Shoji White reflects far more light (LRV 74 vs 8), opening up a space where Dark Harbor encloses it.
Snowbound reflects far more light (LRV 83 vs 8), opening up a space where Dark Harbor encloses it.
Skimming Stone reflects far more light (LRV 68 vs 8), opening up a space where Dark Harbor encloses it.
At LRV 41 vs 8, Dix Blue is decisively the brighter choice.
At LRV 68 vs 8, Calamine is decisively the brighter choice.
At LRV 25 vs 8, Treron is decisively the brighter choice.
Vintage Vogue reads slightly lighter (LRV 12 vs 8), a gap that shows most in low-lit rooms.
Saybrook Sage reflects far more light (LRV 45 vs 8), opening up a space where Dark Harbor encloses it.
At LRV 31 vs 8, Pale Green is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 8 vs 7), so neither reads brighter in a room.
At LRV 24 vs 8, Cement grey is decisively the brighter choice.
At LRV 57 vs 8, Guilford Green is decisively the brighter choice.
At LRV 72 vs 8, Just Walnut is decisively the brighter choice.