Ammonite vs On The Rocks
Where Ammonite belongs to Farrow & Ball's range, On The Rocks is a Sherwin-Williams color. Hue-wise, Ammonite belongs to the beige-greige family and On The Rocks to the grey family. Ammonite (LRV 69) reflects noticeably more light than On The Rocks (LRV 62), a difference of 7 points that becomes especially apparent in rooms with limited natural light. Ammonite runs warm while On The Rocks is decidedly neutral, which means they'll respond very differently to warm vs cool light sources. The ΔE 4.2 gap is real but not dramatic — close enough to use together, distinct enough to matter as a choice. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Ammonite vs On The Rocks in Real Spaces
1 real room side by side. Ammonite and On The Rocks 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
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 — Ammonite gives the walls a little more lift.
Color Details
Ammonite vs On The Rocks Simulated Comparison
5 simulated room previews — drag the slider on each to see Ammonite on one side and On The Rocks 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 Ammonite comparisons
See how Ammonite stacks up against other well-photographed colors across different brands and tones.
