Mystere vs Cement grey
Where Mystere belongs to Behr's range, Cement grey is a RAL Classic color. These are both greys, so the question isn't which hue to choose — it's where within grey to land. They have nearly identical light reflectance values (25 vs 24), so they'll read as similarly Dark in most lighting conditions. With a ΔE of 12.0, 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
Mystere vs Cement grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Mystere on one side and Cement 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 Mystere comparisons
See how Mystere stacks up against other well-photographed colors across different brands and tones.
