Copen Blue vs Sea Salt
Both are Sherwin-Williams colors. Copen Blue reads as blue-green, while Sea Salt reads as green-grey — two distinct hue families, not close cousins. At LRV 63 vs 59, Sea Salt will read as the brighter of the two — a 5-point gap that matters most in north-facing or low-light rooms. The tonal difference — Copen Blue's cool character against Sea Salt's neutral — becomes most visible against white trim or in morning light. At ΔE 3.1, the difference is perceptible but not dramatic — the two can work harmoniously in the same space. Below you'll find 5 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Copen Blue vs Sea Salt in Real Spaces
5 real rooms side by side. Copen Blue and Sea Salt are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
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. Sea Salt has the edge in reflectance, which shows as a quiet sense of added space rather than an obvious contrast.
Bedroom
Bedroom walls are often seen under warm artificial light, a context that shifts both colors from how they look on a chip. The brightness difference is modest but present — Sea Salt gives the walls a little more lift.
Bathroom
Bathrooms amplify color — the enclosed space and reflective surfaces make what reads subtle elsewhere feel more present here. The brightness difference is modest but present — Sea Salt gives the walls a little more lift.
House
At full exterior scale, the difference between these two colors becomes much easier to judge than from a small chip. The brightness difference is modest but present — Sea Salt gives the walls a little more lift.
Kitchen Cabinets
On cabinetry, undertone and temperature become more pronounced against countertops and hardware. The brightness difference is modest but present — Sea Salt gives the walls a little more lift.
Color Details
Copen Blue vs Sea Salt Simulated Comparison
5 simulated room previews — drag the slider on each to see Copen Blue on one side and Sea Salt 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 Copen Blue comparisons
See how Copen Blue stacks up against other well-photographed colors across different brands and tones.
Ammonite reads slightly lighter (LRV 69 vs 59), a gap that shows most in low-lit rooms.
At LRV 83 vs 59, White Dove is decisively the brighter choice.
At LRV 59 vs 6, Copen Blue is decisively the brighter choice.
Copen Blue reads slightly lighter (LRV 59 vs 52), a gap that shows most in low-lit rooms.
Copen Blue reflects far more light (LRV 59 vs 30), opening up a space where Evergreen Fog encloses it.
A 7-point LRV gap (59 vs 52) makes Copen Blue the marginally brighter of the two.
With LRVs of 60 and 59, the two reflect almost the same amount of light.
Their light reflectance is nearly identical (LRV 59 vs 58), so neither reads brighter in a room.
At LRV 59 vs 27, Copen Blue is decisively the brighter choice.
Copen Blue reflects far more light (LRV 59 vs 43), opening up a space where French Gray encloses it.
Copen Blue reflects far more light (LRV 59 vs 4), opening up a space where Naval encloses it.
A 4-point LRV gap (59 vs 55) makes Copen Blue the marginally brighter of the two.
At LRV 59 vs 13, Copen Blue is decisively the brighter choice.
At LRV 59 vs 44, Copen Blue is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 59), opening up a space where Copen Blue encloses it.
Copen Blue reflects far more light (LRV 59 vs 21), opening up a space where Artichoke encloses it.
A 7-point LRV gap (66 vs 59) makes Balboa Mist the marginally brighter of the two.
At LRV 74 vs 59, Shoji White is decisively the brighter choice.
At LRV 83 vs 59, Snowbound is decisively the brighter choice.
Copen Blue reads slightly lighter (LRV 59 vs 51), a gap that shows most in low-lit rooms.
At LRV 59 vs 12, Copen Blue is decisively the brighter choice.
At LRV 59 vs 8, Copen Blue is decisively the brighter choice.
A 10-point LRV gap (68 vs 59) makes Skimming Stone the marginally brighter of the two.
Copen Blue reflects far more light (LRV 59 vs 41), opening up a space where Dix Blue encloses it.
At LRV 59 vs 12, Copen Blue is decisively the brighter choice.
At LRV 59 vs 45, Copen Blue is decisively the brighter choice.
Copen Blue reflects far more light (LRV 59 vs 31), opening up a space where Pale Green encloses it.