Black grey vs Biltmore Buff
Black grey (RAL Classic) and Biltmore Buff (Sherwin-Williams) come from different manufacturers. Hue-wise, Black grey belongs to the blue-grey family and Biltmore Buff to the beige family. The 54-point LRV gap — 61 for Biltmore Buff vs 6 for Black grey — means Biltmore Buff will open up a space more effectively. A ΔE of 66.7 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
Black grey vs Biltmore Buff Simulated Comparison
5 simulated room previews — drag the slider on each to see Black grey on one side and Biltmore Buff 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 Black grey comparisons
See how Black grey stacks up against other well-photographed colors across different brands and tones.
