Colonnade Gray vs Superwhite
Both are Sherwin-Williams colors. Hue-wise, Colonnade Gray belongs to the greige-grey family and Superwhite to the grey-white family. At LRV 53 vs 0, Colonnade Gray will read as the brighter of the two — a 53-point gap that matters most in north-facing or low-light rooms. The tonal difference — Colonnade Gray's warm character against Superwhite's neutral — becomes most visible against white trim or in morning light. At ΔE 15.8, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Colonnade Gray vs Superwhite in Real Spaces
2 real rooms side by side. Seeing Colonnade Gray and Superwhite 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. Colonnade Gray 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 Colonnade Gray will make the room feel meaningfully brighter than Superwhite would.
Color Details
Colonnade Gray vs Superwhite Simulated Comparison
5 simulated room previews — drag the slider on each to see Colonnade Gray on one side and Superwhite 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.