Seaweed vs Tranquil Dawn
Seaweed (Benjamin Moore) and Tranquil Dawn (Dulux) come from different manufacturers. Hue-wise, Seaweed belongs to the green family and Tranquil Dawn to the green-grey family. The 43-point LRV gap — 55 for Tranquil Dawn vs 12 for Seaweed — means Tranquil Dawn will open up a space more effectively. Where Seaweed leans green, Tranquil Dawn reads neutral — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 53.7 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
Seaweed vs Tranquil Dawn Simulated Comparison
5 simulated room previews — drag the slider on each to see Seaweed 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 Seaweed comparisons
See how Seaweed stacks up against other well-photographed colors across different brands and tones.
At LRV 83 vs 12, White Dove is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 12), opening up a space where Seaweed encloses it.
Evergreen Fog reflects far more light (LRV 30 vs 12), opening up a space where Seaweed encloses it.
Agreeable Gray reflects far more light (LRV 60 vs 12), opening up a space where Seaweed encloses it.
At LRV 58 vs 12, Accessible Beige is decisively the brighter choice.
At LRV 27 vs 12, Denim Drift is decisively the brighter choice.
French Gray reflects far more light (LRV 43 vs 12), opening up a space where Seaweed encloses it.
At LRV 44 vs 12, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 12), opening up a space where Seaweed encloses it.
At LRV 66 vs 12, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 12, Shoji White is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 12 vs 12), so neither reads brighter in a room.
At LRV 68 vs 12, Skimming Stone is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 12 vs 12), so neither reads brighter in a room.
At LRV 45 vs 12, Saybrook Sage is decisively the brighter choice.
Pale Green reflects far more light (LRV 31 vs 12), opening up a space where Seaweed encloses it.
Seaweed reads slightly lighter (LRV 12 vs 7), a gap that shows most in low-lit rooms.
Cement grey reflects far more light (LRV 24 vs 12), opening up a space where Seaweed encloses it.
Guilford Green reflects far more light (LRV 57 vs 12), opening up a space where Seaweed encloses it.
Just Walnut reflects far more light (LRV 72 vs 12), opening up a space where Seaweed encloses it.