Mountain Air vs Agreeable Gray
Mountain Air is a Dulux color while Agreeable Gray comes from Sherwin-Williams. Hue-wise, Mountain Air belongs to the green-white family and Agreeable Gray to the greige-grey family. At LRV 88 vs 60, Mountain Air will read as the brighter of the two — a 28-point gap that matters most in north-facing or low-light rooms. They share a warm quality — useful to know if you're layering them in the same space. At ΔE 13.4, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Mountain Air vs Agreeable Gray in Real Spaces
3 real rooms side by side. Seeing Mountain Air and Agreeable Gray 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
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. Mountain Air returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Kitchen
Kitchen lighting tends to be bright and directional, which sharpens contrast and makes undertone differences more apparent. The LRV gap is large enough that Mountain Air will make the room feel meaningfully brighter than Agreeable Gray would.
Mudroom
A mudroom color needs to hold up under the most casual scrutiny: a glance as you're coming and going, often in mixed or artificial light. Mountain Air reflects noticeably more light off the walls, making the space read more open than Agreeable Gray.
Color Details
Mountain Air vs Agreeable Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Mountain Air on one side and Agreeable Gray 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.
