Thundercloud vs Pewter Green
Thundercloud (Behr) and Pewter Green (Sherwin-Williams) come from different manufacturers. Thundercloud reads as blue, while Pewter Green reads as green-grey — two distinct hue families, not close cousins. The 11-point LRV gap — 23 for Thundercloud vs 12 for Pewter Green — means Thundercloud will open up a space more effectively. Where Thundercloud leans blue, Pewter Green reads neutral — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 24.0 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Thundercloud vs Pewter Green in Real Spaces
1 real room side by side. Seeing Thundercloud 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.
Bathroom
Small bathrooms intensify color. A shade that seems quiet in a larger room can feel immersive when you're surrounded by it on four walls. Thundercloud returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Color Details
Thundercloud vs Pewter Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Thundercloud 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 Thundercloud comparisons
See how Thundercloud stacks up against other well-photographed colors across different brands and tones.
