S 0515-R80B vs Cay
S 0515-R80B is a NCS color while Cay comes from Sherwin-Williams. These are both blues, so the question isn't which hue to choose — it's where within blue to land. At LRV 71 vs 58, S 0515-R80B will read as the brighter of the two — a 12-point gap that matters most in north-facing or low-light rooms. They share a cool quality — useful to know if you're layering them in the same space. At ΔE 13.0, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
S 0515-R80B vs Cay Simulated Comparison
5 simulated room previews — drag the slider on each to see S 0515-R80B on one side and Cay 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 S 0515-R80B comparisons
See how S 0515-R80B stacks up against other well-photographed colors across different brands and tones.
At LRV 83 vs 71, White Dove is decisively the brighter choice.
With LRVs of 71 and 69, the two reflect almost the same amount of light.
At LRV 71 vs 6, S 0515-R80B is decisively the brighter choice.
S 0515-R80B reflects far more light (LRV 71 vs 52), opening up a space where Purbeck Stone encloses it.
S 0515-R80B reflects far more light (LRV 71 vs 30), opening up a space where Evergreen Fog encloses it.
At LRV 71 vs 52, S 0515-R80B is decisively the brighter choice.
S 0515-R80B reads slightly lighter (LRV 71 vs 60), a gap that shows most in low-lit rooms.
At LRV 71 vs 58, S 0515-R80B is decisively the brighter choice.
At LRV 71 vs 27, S 0515-R80B is decisively the brighter choice.
S 0515-R80B reflects far more light (LRV 71 vs 43), opening up a space where French Gray encloses it.
S 0515-R80B reflects far more light (LRV 71 vs 4), opening up a space where Naval encloses it.
At LRV 71 vs 55, S 0515-R80B is decisively the brighter choice.
At LRV 71 vs 13, S 0515-R80B is decisively the brighter choice.
At LRV 71 vs 44, S 0515-R80B is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 71), opening up a space where S 0515-R80B encloses it.
S 0515-R80B reflects far more light (LRV 71 vs 21), opening up a space where Artichoke encloses it.
A 5-point LRV gap (71 vs 66) makes S 0515-R80B the marginally brighter of the two.
A 4-point LRV gap (74 vs 71) makes Shoji White the marginally brighter of the two.
At LRV 83 vs 71, Snowbound is decisively the brighter choice.
At LRV 71 vs 12, S 0515-R80B is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 71 vs 68), so neither reads brighter in a room.
S 0515-R80B reflects far more light (LRV 71 vs 41), opening up a space where Dix Blue encloses it.
With LRVs of 71 and 68, the two reflect almost the same amount of light.
S 0515-R80B reflects far more light (LRV 71 vs 25), opening up a space where Treron encloses it.
At LRV 71 vs 12, S 0515-R80B is decisively the brighter choice.
At LRV 71 vs 45, S 0515-R80B is decisively the brighter choice.
S 0515-R80B reflects far more light (LRV 71 vs 31), opening up a space where Pale Green encloses it.
S 0515-R80B reflects far more light (LRV 71 vs 7), opening up a space where Pine Needle encloses it.
S 0515-R80B reflects far more light (LRV 71 vs 24), opening up a space where Cement grey encloses it.
S 0515-R80B reflects far more light (LRV 71 vs 57), opening up a space where Guilford Green encloses it.