Willow Tree vs Black grey
Willow Tree (Dulux) and Black grey (RAL Classic) come from different manufacturers. Willow Tree reads as green, while Black grey reads as blue-grey — two distinct hue families, not close cousins. The 61-point LRV gap — 67 for Willow Tree vs 6 for Black grey — means Willow Tree will open up a space more effectively. A ΔE of 65.0 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Willow Tree vs Black grey in Real Spaces
1 real room side by side. Seeing Willow Tree and Black grey in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Living Room
A living room wall sees more varied light than almost any other surface in the house, which makes the choice between these two more nuanced than a chip suggests. Willow Tree reflects noticeably more light off the walls, making the space read more open than Black grey.
Color Details
Willow Tree vs Black grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Willow Tree on one side and Black grey 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 Willow Tree comparisons
See how Willow Tree stacks up against other well-photographed colors across different brands and tones.










































