S 3005-B20G vs Windy Blue
S 3005-B20G (NCS) and Windy Blue (Sherwin-Williams) come from different manufacturers. S 3005-B20G reads as blue-grey, while Windy Blue reads as blue — two distinct hue families, not close cousins. The 8-point LRV gap — 48 for Windy Blue vs 40 for S 3005-B20G — means Windy Blue will open up a space more effectively. Where S 3005-B20G leans neutral, Windy Blue reads cool — a distinction that shifts noticeably depending on the light source and surrounding finishes. ΔE 7.8 means they're clearly different, but not dramatically so — they'd pair well in the same room. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
S 3005-B20G vs Windy Blue Simulated Comparison
5 simulated room previews — drag the slider on each to see S 3005-B20G on one side and Windy Blue 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 S 3005-B20G comparisons
See how S 3005-B20G stacks up against other well-photographed colors across different brands and tones.
