Mountain Air vs Rookwood Dark Red
Both from Sherwin-Williams's palette. Hue-wise, Mountain Air belongs to the blue-grey family and Rookwood Dark Red to the pink-red family. Mountain Air (LRV 73) reflects noticeably more light than Rookwood Dark Red (LRV 3), a difference of 70 points that becomes especially apparent in rooms with limited natural light. Mountain Air runs cool while Rookwood Dark Red is decidedly warm, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 70.5, 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
Mountain Air vs Rookwood Dark Red Simulated Comparison
5 simulated room previews — drag the slider on each to see Mountain Air on one side and Rookwood Dark Red 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 Mountain Air comparisons
See how Mountain Air stacks up against other well-photographed colors across different brands and tones.
