Santa Monica Blue vs Pewter Green
Santa Monica Blue (Benjamin Moore) and Pewter Green (Sherwin-Williams) come from different manufacturers. Hue-wise, Santa Monica Blue belongs to the blue family and Pewter Green to the green-grey family. The 4-point LRV gap — 16 for Santa Monica Blue vs 12 for Pewter Green — means Santa Monica Blue will open up a space more effectively. Where Santa Monica Blue leans blue, Pewter Green reads neutral — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 26.9 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 6 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Santa Monica Blue vs Pewter Green in Real Spaces
6 real rooms side by side. Seeing Santa Monica Blue 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
A living room wall sees more varied light than almost any other surface in the house, which makes the choice between these two more nuanced than a chip suggests. Santa Monica Blue reads slightly lighter here — a subtle but real difference in how open the space feels.
Dining Room
Dining rooms often rely on warm incandescent or candlelight, which flatters warm undertones and mutes cool ones. The brightness difference is modest but present — Santa Monica Blue gives the walls a little more lift.
Home Office
Home office walls matter more than most — you're looking at them all day, and a color that reads fine at first can become tiring over time. Santa Monica Blue has the edge in reflectance, which shows as a quiet sense of added space rather than an obvious contrast.
House
A full exterior is the most demanding test for a paint color — scale and outdoor light both amplify differences that seem small on a swatch. Santa Monica Blue has the edge in reflectance, which shows as a quiet sense of added space rather than an obvious contrast.
Front Door
On a front door, the color is both the first and last thing you see — a context where even a modest tonal difference reads clearly. Santa Monica Blue reads slightly lighter here — a subtle but real difference in how open the space feels.
Kitchen Cabinets
Cabinet color is always seen in context — against countertops, backsplash, and hardware — which amplifies undertone differences that might disappear on a plain wall. Santa Monica Blue has the edge in reflectance, which shows as a quiet sense of added space rather than an obvious contrast.
Color Details
Santa Monica Blue vs Pewter Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Santa Monica Blue 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 Santa Monica Blue comparisons
See how Santa Monica Blue stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 16), opening up a space where Santa Monica Blue encloses it.
At LRV 83 vs 16, White Dove is decisively the brighter choice.
A 11-point LRV gap (16 vs 6) makes Santa Monica Blue the marginally brighter of the two.
Purbeck Stone reflects far more light (LRV 52 vs 16), opening up a space where Santa Monica Blue encloses it.
Evergreen Fog reflects far more light (LRV 30 vs 16), opening up a space where Santa Monica Blue encloses it.
At LRV 52 vs 16, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 16), opening up a space where Santa Monica Blue encloses it.
At LRV 58 vs 16, Accessible Beige is decisively the brighter choice.
A 11-point LRV gap (27 vs 16) makes Denim Drift the marginally brighter of the two.
French Gray reflects far more light (LRV 43 vs 16), opening up a space where Santa Monica Blue encloses it.
Santa Monica Blue reads slightly lighter (LRV 16 vs 4), a gap that shows most in low-lit rooms.
At LRV 55 vs 16, Tranquil Dawn is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 16 vs 13), so neither reads brighter in a room.
At LRV 44 vs 16, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 16), opening up a space where Santa Monica Blue encloses it.
Artichoke reads slightly lighter (LRV 21 vs 16), a gap that shows most in low-lit rooms.
At LRV 66 vs 16, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 16, Shoji White is decisively the brighter choice.
At LRV 83 vs 16, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 16), opening up a space where Santa Monica Blue encloses it.
A 8-point LRV gap (16 vs 8) makes Santa Monica Blue the marginally brighter of the two.
At LRV 68 vs 16, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 16), opening up a space where Santa Monica Blue encloses it.
A 4-point LRV gap (16 vs 12) makes Santa Monica Blue the marginally brighter of the two.
At LRV 45 vs 16, Saybrook Sage is decisively the brighter choice.
Pale Green reflects far more light (LRV 31 vs 16), opening up a space where Santa Monica Blue encloses it.
Santa Monica Blue reads slightly lighter (LRV 16 vs 7), a gap that shows most in low-lit rooms.