RAL 180-1 vs Constellation
RAL 180-1 (RAL Effect) and Constellation (Sherwin-Williams) come from different manufacturers. Hue-wise, RAL 180-1 belongs to the blue family and Constellation to the greige-grey family. The 12-point LRV gap — 60 for Constellation vs 49 for RAL 180-1 — means Constellation will open up a space more effectively. A ΔE of 13.1 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
RAL 180-1 vs Constellation Simulated Comparison
5 simulated room previews — drag the slider on each to see RAL 180-1 on one side and Constellation 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 RAL 180-1 comparisons
See how RAL 180-1 stacks up against other well-photographed colors across different brands and tones.








































