Mountain Moss vs Brassy
Where Mountain Moss belongs to Dulux's range, Brassy is a Sherwin-Williams color. Hue-wise, Mountain Moss belongs to the beige-yellow family and Brassy to the beige family. They have nearly identical light reflectance values (26 vs 24), so they'll read as similarly Medium in most lighting conditions. Both lean warm, so they'll behave similarly in mixed or changing light conditions. The ΔE 9.6 gap is real but not dramatic — close enough to use together, distinct enough to matter as a choice. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Mountain Moss vs Brassy in Real Spaces
1 real room side by side. Mountain Moss and Brassy are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
Dining Room
A dining room lit by a dimmed pendant or candles is one of the most forgiving environments for paint — warm light softens almost everything. At this scale, the choice between them becomes clear in a way that a swatch alone can't communicate.
Color Details
Mountain Moss vs Brassy Simulated Comparison
5 simulated room previews — drag the slider on each to see Mountain Moss on one side and Brassy 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 Moss comparisons
See how Mountain Moss stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 26), opening up a space where Mountain Moss encloses it.
At LRV 83 vs 26, White Dove is decisively the brighter choice.
At LRV 26 vs 6, Mountain Moss is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 26), opening up a space where Mountain Moss encloses it.
Evergreen Fog reads slightly lighter (LRV 30 vs 26), a gap that shows most in low-lit rooms.
At LRV 52 vs 26, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 26), opening up a space where Mountain Moss encloses it.
At LRV 58 vs 26, Accessible Beige is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 27 vs 26), so neither reads brighter in a room.
French Gray reflects far more light (LRV 43 vs 26), opening up a space where Mountain Moss encloses it.
Mountain Moss reflects far more light (LRV 26 vs 4), opening up a space where Naval encloses it.
At LRV 55 vs 26, Tranquil Dawn is decisively the brighter choice.
At LRV 26 vs 13, Mountain Moss is decisively the brighter choice.
At LRV 44 vs 26, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 26), opening up a space where Mountain Moss encloses it.
Mountain Moss reads slightly lighter (LRV 26 vs 21), a gap that shows most in low-lit rooms.
At LRV 66 vs 26, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 26, Shoji White is decisively the brighter choice.
At LRV 83 vs 26, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 26), opening up a space where Mountain Moss encloses it.
At LRV 26 vs 12, Mountain Moss is decisively the brighter choice.
At LRV 26 vs 8, Mountain Moss is decisively the brighter choice.
At LRV 68 vs 26, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 26), opening up a space where Mountain Moss encloses it.
At LRV 26 vs 12, Mountain Moss is decisively the brighter choice.
At LRV 45 vs 26, Saybrook Sage is decisively the brighter choice.
Pale Green reads slightly lighter (LRV 31 vs 26), a gap that shows most in low-lit rooms.