Tranquil Dawn vs Believable Buff
Where Tranquil Dawn belongs to Dulux's range, Believable Buff is a Sherwin-Williams color. Hue-wise, Tranquil Dawn belongs to the green-grey family and Believable Buff to the beige family. Believable Buff (LRV 59) reflects noticeably more light than Tranquil Dawn (LRV 55), a difference of 4 points that becomes especially apparent in rooms with limited natural light. Tranquil Dawn runs neutral while Believable Buff is decidedly warm, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 15.4, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Tranquil Dawn vs Believable Buff in Real Spaces
2 real rooms side by side. Seeing Tranquil Dawn and Believable Buff in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Living Room
In a living room, color works across both daylight and evening light — the same wall can read very differently at noon and at 8pm. The brightness difference is modest but present — Believable Buff gives the walls a little more lift.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. Believable Buff reads slightly lighter here — a subtle but real difference in how open the space feels.
Color Details
Tranquil Dawn vs Believable Buff Simulated Comparison
5 simulated room previews — drag the slider on each to see Tranquil Dawn on one side and Believable Buff 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 Tranquil Dawn comparisons
See how Tranquil Dawn stacks up against other well-photographed colors across different brands and tones.
