Cumulus Cotton vs Rain Sky
Cumulus Cotton is a Benjamin Moore color while Rain Sky comes from Jotun. Both sit in the blue family, which is useful context if you're narrowing within a single hue direction. At LRV 77 vs 69, Cumulus Cotton will read as the brighter of the two — a 7-point gap that matters most in north-facing or low-light rooms. The tonal difference — Cumulus Cotton's blue character against Rain Sky's cool — becomes most visible against white trim or in morning light. At ΔE 6.1, the difference is perceptible but not dramatic — the two can work harmoniously in the same space. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Cumulus Cotton vs Rain Sky Simulated Comparison
5 simulated room previews — drag the slider on each to see Cumulus Cotton on one side and Rain Sky 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 Cumulus Cotton comparisons
See how Cumulus Cotton stacks up against other well-photographed colors across different brands and tones.
A 8-point LRV gap (77 vs 69) makes Cumulus Cotton the marginally brighter of the two.
White Dove reads slightly lighter (LRV 83 vs 77), a gap that shows most in low-lit rooms.
Cumulus Cotton reflects far more light (LRV 77 vs 6), opening up a space where Iron Ore encloses it.
At LRV 77 vs 52, Cumulus Cotton is decisively the brighter choice.
At LRV 77 vs 30, Cumulus Cotton is decisively the brighter choice.
Cumulus Cotton reflects far more light (LRV 77 vs 52), opening up a space where Mizzle encloses it.
At LRV 77 vs 60, Cumulus Cotton is decisively the brighter choice.
Cumulus Cotton reflects far more light (LRV 77 vs 58), opening up a space where Accessible Beige encloses it.
Cumulus Cotton reflects far more light (LRV 77 vs 27), opening up a space where Denim Drift encloses it.
At LRV 77 vs 43, Cumulus Cotton is decisively the brighter choice.
At LRV 77 vs 4, Cumulus Cotton is decisively the brighter choice.
Cumulus Cotton reflects far more light (LRV 77 vs 55), opening up a space where Tranquil Dawn encloses it.
Cumulus Cotton reflects far more light (LRV 77 vs 13), opening up a space where Bancha encloses it.
Cumulus Cotton reflects far more light (LRV 77 vs 44), opening up a space where Hardwick White encloses it.
A 7-point LRV gap (84 vs 77) makes Pure White the marginally brighter of the two.
At LRV 77 vs 21, Cumulus Cotton is decisively the brighter choice.
Cumulus Cotton reads slightly lighter (LRV 77 vs 66), a gap that shows most in low-lit rooms.
With LRVs of 77 and 74, the two reflect almost the same amount of light.
Snowbound reads slightly lighter (LRV 83 vs 77), a gap that shows most in low-lit rooms.
At LRV 77 vs 51, Cumulus Cotton is decisively the brighter choice.
Cumulus Cotton reflects far more light (LRV 77 vs 12), opening up a space where Pewter Green encloses it.
Cumulus Cotton reflects far more light (LRV 77 vs 8), opening up a space where Duck Green encloses it.
Cumulus Cotton reads slightly lighter (LRV 77 vs 68), a gap that shows most in low-lit rooms.
At LRV 77 vs 41, Cumulus Cotton is decisively the brighter choice.
Cumulus Cotton reflects far more light (LRV 77 vs 12), opening up a space where Vintage Vogue encloses it.
Cumulus Cotton reflects far more light (LRV 77 vs 45), opening up a space where Saybrook Sage encloses it.
At LRV 77 vs 31, Cumulus Cotton is decisively the brighter choice.