Colonnade Gray vs On The Rocks
Both are Sherwin-Williams colors. Colonnade Gray reads as greige-grey, while On The Rocks reads as grey — two distinct hue families, not close cousins. At LRV 62 vs 53, On The Rocks will read as the brighter of the two — a 9-point gap that matters most in north-facing or low-light rooms. The tonal difference — Colonnade Gray's warm character against On The Rocks's neutral — becomes most visible against white trim or in morning light. At ΔE 5.5, the difference is perceptible but not dramatic — the two can work harmoniously in the same space. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Colonnade Gray vs On The Rocks in Real Spaces
1 real room side by side. Colonnade Gray and On The Rocks 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.
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. On The Rocks returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Color Details
Colonnade Gray vs On The Rocks Simulated Comparison
5 simulated room previews — drag the slider on each to see Colonnade Gray on one side and On The Rocks 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 Colonnade Gray comparisons
See how Colonnade Gray stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 53, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 53), opening up a space where Colonnade Gray encloses it.
Colonnade Gray reflects far more light (LRV 53 vs 6), opening up a space where Iron Ore encloses it.
Their light reflectance is nearly identical (LRV 53 vs 52), so neither reads brighter in a room.
At LRV 53 vs 30, Colonnade Gray is decisively the brighter choice.
With LRVs of 53 and 52, the two reflect almost the same amount of light.
A 7-point LRV gap (60 vs 53) makes Agreeable Gray the marginally brighter of the two.
Accessible Beige reads slightly lighter (LRV 58 vs 53), a gap that shows most in low-lit rooms.
Colonnade Gray reflects far more light (LRV 53 vs 27), opening up a space where Denim Drift encloses it.
A 10-point LRV gap (53 vs 43) makes Colonnade Gray the marginally brighter of the two.
At LRV 53 vs 4, Colonnade Gray is decisively the brighter choice.
With LRVs of 55 and 53, the two reflect almost the same amount of light.
Colonnade Gray reflects far more light (LRV 53 vs 13), opening up a space where Bancha encloses it.
Colonnade Gray reads slightly lighter (LRV 53 vs 44), a gap that shows most in low-lit rooms.
At LRV 84 vs 53, Pure White is decisively the brighter choice.
At LRV 53 vs 21, Colonnade Gray is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 53), opening up a space where Colonnade Gray encloses it.
Shoji White reflects far more light (LRV 74 vs 53), opening up a space where Colonnade Gray encloses it.
Snowbound reflects far more light (LRV 83 vs 53), opening up a space where Colonnade Gray encloses it.
Their light reflectance is nearly identical (LRV 53 vs 51), so neither reads brighter in a room.
Colonnade Gray reflects far more light (LRV 53 vs 12), opening up a space where Pewter Green encloses it.
Colonnade Gray reflects far more light (LRV 53 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 53), opening up a space where Colonnade Gray encloses it.
At LRV 53 vs 41, Colonnade Gray is decisively the brighter choice.
Colonnade Gray reflects far more light (LRV 53 vs 12), opening up a space where Vintage Vogue encloses it.
Colonnade Gray reads slightly lighter (LRV 53 vs 45), a gap that shows most in low-lit rooms.
At LRV 53 vs 31, Colonnade Gray is decisively the brighter choice.