Sea Mariner vs Warm Stone
Both from Sherwin-Williams's palette. Hue-wise, Sea Mariner belongs to the blue-grey family and Warm Stone to the greige-grey family. Warm Stone (LRV 20) reflects noticeably more light than Sea Mariner (LRV 7), a difference of 14 points that becomes especially apparent in rooms with limited natural light. Sea Mariner runs cool while Warm Stone is decidedly warm, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 27.2, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Sea Mariner vs Warm Stone in Real Spaces
1 real room side by side. Seeing Sea Mariner and Warm Stone in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Warm Stone reflects noticeably more light off the walls, making the space read more open than Sea Mariner.
Color Details
Sea Mariner vs Warm Stone Simulated Comparison
5 simulated room previews — drag the slider on each to see Sea Mariner on one side and Warm Stone 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 Sea Mariner comparisons
See how Sea Mariner stacks up against other well-photographed colors across different brands and tones.
Agreeable Gray reflects far more light (LRV 60 vs 7), opening up a space where Sea Mariner encloses it.
At LRV 58 vs 7, Accessible Beige is decisively the brighter choice.
With LRVs of 7 and 4, the two reflect almost the same amount of light.
Pure White reflects far more light (LRV 84 vs 7), opening up a space where Sea Mariner encloses it.
At LRV 74 vs 7, Shoji White is decisively the brighter choice.
At LRV 83 vs 7, Snowbound is decisively the brighter choice.