Foggy Day vs Uncertain Gray
Foggy Day and Uncertain Gray come from the same Sherwin-Williams collection. Hue-wise, Foggy Day belongs to the blue-grey family and Uncertain Gray to the grey family. The 23-point LRV gap — 43 for Uncertain Gray vs 20 for Foggy Day — means Uncertain Gray will open up a space more effectively. Both share a neutral character, which means they'll respond to light and surrounding materials in similar ways. A ΔE of 20.1 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Foggy Day vs Uncertain Gray in Real Spaces
1 real room side by side. Seeing Foggy Day and Uncertain Gray in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Bedroom
Bedrooms are typically lit with warmer, lower light than the rest of the house — a condition that flatters warm tones and deepens cool ones. Uncertain Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Color Details
Foggy Day vs Uncertain Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Foggy Day on one side and Uncertain 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 Foggy Day comparisons
See how Foggy Day stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 20), opening up a space where Foggy Day encloses it.
At LRV 52 vs 20, Purbeck Stone is decisively the brighter choice.
A 11-point LRV gap (30 vs 20) makes Evergreen Fog the marginally brighter of the two.
At LRV 60 vs 20, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 20), opening up a space where Foggy Day encloses it.
Denim Drift reads slightly lighter (LRV 27 vs 20), a gap that shows most in low-lit rooms.
At LRV 43 vs 20, French Gray is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 20), opening up a space where Foggy Day encloses it.
Hardwick White reflects far more light (LRV 44 vs 20), opening up a space where Foggy Day encloses it.
At LRV 84 vs 20, Pure White is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 20), opening up a space where Foggy Day encloses it.
Shoji White reflects far more light (LRV 74 vs 20), opening up a space where Foggy Day encloses it.
Foggy Day reads slightly lighter (LRV 20 vs 12), a gap that shows most in low-lit rooms.
Foggy Day reads slightly lighter (LRV 20 vs 8), a gap that shows most in low-lit rooms.
Skimming Stone reflects far more light (LRV 68 vs 20), opening up a space where Foggy Day encloses it.
Foggy Day reads slightly lighter (LRV 20 vs 12), a gap that shows most in low-lit rooms.
Saybrook Sage reflects far more light (LRV 45 vs 20), opening up a space where Foggy Day encloses it.
A 12-point LRV gap (31 vs 20) makes Pale Green the marginally brighter of the two.