Dock Blue vs Grey Blue
Where Dock Blue belongs to Little Greene's range, Grey Blue is a RAL Classic color. Hue-wise, Dock Blue belongs to the blue family and Grey Blue to the blue-grey family. Grey Blue (LRV 7) reflects noticeably more light than Dock Blue (LRV 4), a difference of 4 points that becomes especially apparent in rooms with limited natural light. The ΔE 9.6 gap is real but not dramatic — close enough to use together, distinct enough to matter as a choice. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Dock Blue vs Grey Blue in Real Spaces
2 real rooms side by side. Dock Blue and Grey Blue are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Grey Blue reads slightly lighter here — a subtle but real difference in how open the space feels.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Grey Blue reads slightly lighter here — a subtle but real difference in how open the space feels.
Color Details
Dock Blue vs Grey Blue Simulated Comparison
5 simulated room previews — drag the slider on each to see Dock Blue on one side and Grey 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 Dock Blue comparisons
See how Dock Blue stacks up against other well-photographed colors across different brands and tones.
