Quartz grey vs Sea Serpent
Quartz grey is a RAL Classic color while Sea Serpent comes from Sherwin-Williams. Hue-wise, Quartz grey belongs to the grey family and Sea Serpent to the blue family. At LRV 17 vs 7, Quartz grey will read as the brighter of the two — a 10-point gap that matters most in north-facing or low-light rooms. At ΔE 17.7, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 4 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Quartz grey vs Sea Serpent in Real Spaces
4 real rooms side by side. Seeing Quartz grey and Sea Serpent in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
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 Quartz grey will make the room feel meaningfully brighter than Sea Serpent would.
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 Quartz grey will make the room feel meaningfully brighter than Sea Serpent would.
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. Quartz grey returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Kitchen Cabinets
On cabinetry, undertone and temperature become more pronounced against countertops and hardware. The LRV gap is large enough that Quartz grey will make the room feel meaningfully brighter than Sea Serpent would.
Color Details
Quartz grey vs Sea Serpent Simulated Comparison
5 simulated room previews — drag the slider on each to see Quartz grey on one side and Sea Serpent 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 Quartz grey comparisons
See how Quartz grey stacks up against other well-photographed colors across different brands and tones.
