Sioux Falls vs Tranquil Dawn
Sioux Falls (Benjamin Moore) and Tranquil Dawn (Dulux) come from different manufacturers. Hue-wise, Sioux Falls belongs to the blue-green family and Tranquil Dawn to the green-grey family. The 26-point LRV gap — 55 for Tranquil Dawn vs 29 for Sioux Falls — means Tranquil Dawn will open up a space more effectively. Where Sioux Falls leans green, Tranquil Dawn reads neutral — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 19.3 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Sioux Falls vs Tranquil Dawn Simulated Comparison
5 simulated room previews — drag the slider on each to see Sioux Falls on one side and Tranquil Dawn 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 Sioux Falls comparisons
See how Sioux Falls stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 29), opening up a space where Sioux Falls encloses it.
At LRV 69 vs 29, Ammonite is decisively the brighter choice.
Sioux Falls reflects far more light (LRV 29 vs 6), opening up a space where Iron Ore encloses it.
At LRV 52 vs 29, Purbeck Stone is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 30 vs 29), so neither reads brighter in a room.
Mizzle reflects far more light (LRV 52 vs 29), opening up a space where Sioux Falls encloses it.
At LRV 60 vs 29, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 29), opening up a space where Sioux Falls encloses it.
With LRVs of 29 and 27, the two reflect almost the same amount of light.
At LRV 43 vs 29, French Gray is decisively the brighter choice.
At LRV 29 vs 4, Sioux Falls is decisively the brighter choice.
Sioux Falls reflects far more light (LRV 29 vs 13), opening up a space where Bancha encloses it.
Hardwick White reflects far more light (LRV 44 vs 29), opening up a space where Sioux Falls encloses it.
At LRV 84 vs 29, Pure White is decisively the brighter choice.
A 8-point LRV gap (29 vs 21) makes Sioux Falls the marginally brighter of the two.
Balboa Mist reflects far more light (LRV 66 vs 29), opening up a space where Sioux Falls encloses it.
Shoji White reflects far more light (LRV 74 vs 29), opening up a space where Sioux Falls encloses it.
Snowbound reflects far more light (LRV 83 vs 29), opening up a space where Sioux Falls encloses it.
Sioux Falls reflects far more light (LRV 29 vs 12), opening up a space where Pewter Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 29), opening up a space where Sioux Falls encloses it.
A 12-point LRV gap (41 vs 29) makes Dix Blue the marginally brighter of the two.
At LRV 68 vs 29, Calamine is decisively the brighter choice.
A 4-point LRV gap (29 vs 25) makes Sioux Falls the marginally brighter of the two.
Sioux Falls reflects far more light (LRV 29 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reflects far more light (LRV 45 vs 29), opening up a space where Sioux Falls encloses it.
Their light reflectance is nearly identical (LRV 31 vs 29), so neither reads brighter in a room.
At LRV 29 vs 7, Sioux Falls is decisively the brighter choice.
A 5-point LRV gap (29 vs 24) makes Sioux Falls the marginally brighter of the two.
At LRV 57 vs 29, Guilford Green is decisively the brighter choice.
At LRV 72 vs 29, Just Walnut is decisively the brighter choice.