Black Opal vs Agreeable Gray
Black Opal is a Dulux color while Agreeable Gray comes from Sherwin-Williams. Hue-wise, Black Opal belongs to the blue family and Agreeable Gray to the greige-grey family. At LRV 60 vs 6, Agreeable Gray will read as the brighter of the two — a 54-point gap that matters most in north-facing or low-light rooms. The tonal difference — Black Opal's cool character against Agreeable Gray's warm — becomes most visible against white trim or in morning light. At ΔE 63.1, 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.
Black Opal vs Agreeable Gray in Real Spaces
2 real rooms side by side. Seeing Black Opal and Agreeable Gray 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. Agreeable Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Bathroom
Bathrooms amplify color — the enclosed space and reflective surfaces make what reads subtle elsewhere feel more present here. The LRV gap is large enough that Agreeable Gray will make the room feel meaningfully brighter than Black Opal would.
Color Details
Black Opal vs Agreeable Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Black Opal on one side and Agreeable 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 Black Opal comparisons
See how Black Opal stacks up against other well-photographed colors across different brands and tones.
