Crystalline vs Sea Mariner
Both are Sherwin-Williams colors. Hue-wise, Crystalline belongs to the beige-greige family and Sea Mariner to the blue-grey family. At LRV 77 vs 7, Crystalline will read as the brighter of the two — a 71-point gap that matters most in north-facing or low-light rooms. The tonal difference — Crystalline's warm character against Sea Mariner's cool — becomes most visible against white trim or in morning light. At ΔE 60.2, 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.
Crystalline vs Sea Mariner in Real Spaces
1 real room side by side. Seeing Crystalline and Sea Mariner in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Mudroom
A mudroom color needs to hold up under the most casual scrutiny: a glance as you're coming and going, often in mixed or artificial light. Crystalline reflects noticeably more light off the walls, making the space read more open than Sea Mariner.
Color Details
Crystalline vs Sea Mariner Simulated Comparison
5 simulated room previews — drag the slider on each to see Crystalline on one side and Sea Mariner 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 Crystalline comparisons
See how Crystalline stacks up against other well-photographed colors across different brands and tones.
A 6-point LRV gap (83 vs 77) makes White Dove the marginally brighter of the two.
Crystalline reads slightly lighter (LRV 77 vs 69), a gap that shows most in low-lit rooms.
At LRV 77 vs 6, Crystalline is decisively the brighter choice.
Crystalline reflects far more light (LRV 77 vs 52), opening up a space where Purbeck Stone encloses it.
Crystalline reflects far more light (LRV 77 vs 30), opening up a space where Evergreen Fog encloses it.
At LRV 77 vs 52, Crystalline is decisively the brighter choice.
Crystalline reflects far more light (LRV 77 vs 60), opening up a space where Agreeable Gray encloses it.
At LRV 77 vs 58, Crystalline is decisively the brighter choice.
At LRV 77 vs 27, Crystalline is decisively the brighter choice.
Crystalline reflects far more light (LRV 77 vs 43), opening up a space where French Gray encloses it.
Crystalline reflects far more light (LRV 77 vs 4), opening up a space where Naval encloses it.
At LRV 77 vs 55, Crystalline is decisively the brighter choice.
At LRV 77 vs 13, Crystalline is decisively the brighter choice.
At LRV 77 vs 44, Crystalline is decisively the brighter choice.
Pure White reads slightly lighter (LRV 84 vs 77), a gap that shows most in low-lit rooms.
Crystalline reflects far more light (LRV 77 vs 21), opening up a space where Artichoke encloses it.
A 12-point LRV gap (77 vs 66) makes Crystalline the marginally brighter of the two.
A 3-point LRV gap (77 vs 74) makes Crystalline the marginally brighter of the two.
A 5-point LRV gap (83 vs 77) makes Snowbound the marginally brighter of the two.
At LRV 77 vs 12, Crystalline is decisively the brighter choice.
A 9-point LRV gap (77 vs 68) makes Crystalline the marginally brighter of the two.
Crystalline reflects far more light (LRV 77 vs 41), opening up a space where Dix Blue encloses it.
Crystalline reads slightly lighter (LRV 77 vs 68), a gap that shows most in low-lit rooms.
Crystalline reflects far more light (LRV 77 vs 25), opening up a space where Treron encloses it.
At LRV 77 vs 12, Crystalline is decisively the brighter choice.
At LRV 77 vs 45, Crystalline is decisively the brighter choice.
Crystalline reflects far more light (LRV 77 vs 31), opening up a space where Pale Green encloses it.
Crystalline reflects far more light (LRV 77 vs 7), opening up a space where Pine Needle encloses it.
Crystalline reflects far more light (LRV 77 vs 24), opening up a space where Cement grey encloses it.
Crystalline reflects far more light (LRV 77 vs 57), opening up a space where Guilford Green encloses it.