Concrete grey vs Pewter Green
Concrete grey (RAL Classic) and Pewter Green (Sherwin-Williams) come from different manufacturers. Hue-wise, Concrete grey belongs to the grey family and Pewter Green to the green-grey family. The 11-point LRV gap — 23 for Concrete grey vs 12 for Pewter Green — means Concrete grey will open up a space more effectively. A ΔE of 12.5 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Concrete grey vs Pewter Green in Real Spaces
3 real rooms side by side. Seeing Concrete grey 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.
Kitchen
Kitchens often have the harshest, most revealing light in the house — under-cabinet LEDs and overhead fixtures that strip away subtlety. Concrete grey returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
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. Concrete grey returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
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. Concrete grey reflects noticeably more light off the walls, making the space read more open than Pewter Green.
Color Details
Concrete grey vs Pewter Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Concrete grey 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 Concrete grey comparisons
See how Concrete grey stacks up against other well-photographed colors across different brands and tones.
