Warm Onyx vs Evergreen Fog
Warm Onyx is a Behr color while Evergreen Fog comes from Sherwin-Williams. Hue-wise, Warm Onyx belongs to the grey family and Evergreen Fog to the green-grey family. At LRV 30 vs 7, Evergreen Fog will read as the brighter of the two — a 23-point gap that matters most in north-facing or low-light rooms. The tonal difference — Warm Onyx's red character against Evergreen Fog's neutral — becomes most visible against white trim or in morning light. At ΔE 31.6, 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.
Warm Onyx vs Evergreen Fog in Real Spaces
2 real rooms side by side. Seeing Warm Onyx and Evergreen Fog 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. Evergreen Fog returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
House
At full exterior scale, the difference between these two colors becomes much easier to judge than from a small chip. The LRV gap is large enough that Evergreen Fog will make the room feel meaningfully brighter than Warm Onyx would.
Color Details
Warm Onyx vs Evergreen Fog Simulated Comparison
5 simulated room previews — drag the slider on each to see Warm Onyx on one side and Evergreen Fog 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 Warm Onyx comparisons
See how Warm Onyx stacks up against other well-photographed colors across different brands and tones.
