Window grey vs Teton Blue
Window grey is a RAL Classic color while Teton Blue comes from Behr. At LRV 36 vs 31, Window grey will read as the brighter of the two — a 5-point gap that matters most in north-facing or low-light rooms. At ΔE 4.1, the difference is perceptible but not dramatic — the two can work harmoniously in the same space.
Window grey vs Teton Blue Color Comparison
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.
Color Details
Window grey vs Teton Blue in Real Spaces
Window grey and Teton Blue are close enough that the difference can be hard to judge from a chip alone. These real-room photos show how each reads at scale, across different spaces and lighting conditions. Showing 1 room type where both colors have photos.
Living Room
Living rooms test a color across a full range of conditions — morning sun, afternoon shade, and evening lamp light all shift how both of these read. Window grey has the edge in reflectance, which shows as a quiet sense of added space rather than an obvious contrast.
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More Window grey comparisons
See how Window grey stacks up against other well-photographed colors across different brands and tones.

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