Ammonite vs Forever Green
Where Ammonite belongs to Farrow & Ball's range, Forever Green is a Sherwin-Williams color. Hue-wise, Ammonite belongs to the beige-greige family and Forever Green to the green-grey family. Ammonite (LRV 69) reflects noticeably more light than Forever Green (LRV 44), a difference of 25 points that becomes especially apparent in rooms with limited natural light. Ammonite runs warm while Forever Green is decidedly neutral, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 15.5, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Ammonite vs Forever Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Ammonite on one side and Forever Green 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.
