Steel Symphony 3 vs Agreeable Gray
Steel Symphony 3 is a Dulux color while Agreeable Gray comes from Sherwin-Williams. Hue-wise, Steel Symphony 3 belongs to the blue-grey family and Agreeable Gray to the greige-grey family. At LRV 60 vs 35, Agreeable Gray will read as the brighter of the two — a 25-point gap that matters most in north-facing or low-light rooms. The tonal difference — Steel Symphony 3's cool character against Agreeable Gray's warm — becomes most visible against white trim or in morning light. At ΔE 21.4, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Steel Symphony 3 vs Agreeable Gray in Real Spaces
1 real room side by side. Seeing Steel Symphony 3 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.
Front Door
Front doors are seen in isolation against the rest of the facade, which makes them a high-stakes surface where even subtle differences matter. Agreeable 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
Steel Symphony 3 vs Agreeable Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Steel Symphony 3 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 Steel Symphony 3 comparisons
See how Steel Symphony 3 stacks up against other well-photographed colors across different brands and tones.
