Grey Blue vs Roycroft Pewter
Grey Blue (RAL Classic) and Roycroft Pewter (Sherwin-Williams) come from different manufacturers. Hue-wise, Grey Blue belongs to the blue-grey family and Roycroft Pewter to the grey family. The 5-point LRV gap — 13 for Roycroft Pewter vs 7 for Grey Blue — means Roycroft Pewter will open up a space more effectively. A ΔE of 12.4 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 4 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Grey Blue vs Roycroft Pewter in Real Spaces
4 real rooms side by side. Seeing Grey Blue and Roycroft Pewter in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Bedroom
Bedrooms are typically lit with warmer, lower light than the rest of the house — a condition that flatters warm tones and deepens cool ones. Roycroft Pewter 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. Roycroft Pewter 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. Roycroft Pewter 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. Roycroft Pewter has the edge in reflectance, which shows as a quiet sense of added space rather than an obvious contrast.
Color Details
Grey Blue vs Roycroft Pewter Simulated Comparison
5 simulated room previews — drag the slider on each to see Grey Blue on one side and Roycroft Pewter 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 Grey Blue comparisons
See how Grey Blue stacks up against other well-photographed colors across different brands and tones.
