Celtic Green vs Tranquil Dawn
Celtic Green (Benjamin Moore) and Tranquil Dawn (Dulux) come from different manufacturers. Celtic Green reads as green, while Tranquil Dawn reads as green-grey — two distinct hue families, not close cousins. The 44-point LRV gap — 55 for Tranquil Dawn vs 11 for Celtic Green — means Tranquil Dawn will open up a space more effectively. Where Celtic Green leans green, Tranquil Dawn reads neutral — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 50.1 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
Celtic Green vs Tranquil Dawn Simulated Comparison
5 simulated room previews — drag the slider on each to see Celtic Green 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 Celtic Green comparisons
See how Celtic Green stacks up against other well-photographed colors across different brands and tones.








































