Royal Regatta 6 vs Purbeck Stone
Where Royal Regatta 6 belongs to Dulux's range, Purbeck Stone is a Farrow & Ball color. Hue-wise, Royal Regatta 6 belongs to the blue family and Purbeck Stone to the greige-grey family. They have nearly identical light reflectance values (50 vs 52), so they'll read as similarly Medium in most lighting conditions. Royal Regatta 6 runs cool while Purbeck Stone is decidedly warm, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 22.7, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Royal Regatta 6 vs Purbeck Stone Simulated Comparison
5 simulated room previews — drag the slider on each to see Royal Regatta 6 on one side and Purbeck Stone 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 Royal Regatta 6 comparisons
See how Royal Regatta 6 stacks up against other well-photographed colors across different brands and tones.
