Dolphin Fin vs Tranquil Dawn
Dolphin Fin is a Behr color while Tranquil Dawn comes from Dulux. Dolphin Fin reads as greige-grey, while Tranquil Dawn reads as green-grey — two distinct hue families, not close cousins. At LRV 59 vs 55, Dolphin Fin will read as the brighter of the two — a 4-point gap that matters most in north-facing or low-light rooms. The tonal difference — Dolphin Fin's yellow character against Tranquil Dawn's neutral — becomes most visible against white trim or in morning light. At ΔE 4.4, the difference is perceptible but not dramatic — the two can work harmoniously in the same space. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Dolphin Fin vs Tranquil Dawn in Real Spaces
3 real rooms side by side. Dolphin Fin and Tranquil Dawn are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
Living Room
Living rooms test a color across a full range of conditions — morning sun, afternoon shade, and evening lamp light all shift how both of these read. Dolphin Fin has the edge in reflectance, which shows as a quiet sense of added space rather than an obvious contrast.
Dining Room
Dining room light is typically the warmest in the house, which shifts both colors toward the red end of the spectrum compared to daylight. Dolphin Fin reads slightly lighter here — a subtle but real difference in how open the space feels.
Mudroom
A mudroom color needs to hold up under the most casual scrutiny: a glance as you're coming and going, often in mixed or artificial light. Dolphin Fin reads slightly lighter here — a subtle but real difference in how open the space feels.
Color Details
Dolphin Fin vs Tranquil Dawn Simulated Comparison
5 simulated room previews — drag the slider on each to see Dolphin Fin 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 Dolphin Fin comparisons
See how Dolphin Fin stacks up against other well-photographed colors across different brands and tones.
