Ammonite vs Gris
Where Ammonite belongs to Farrow & Ball's range, Gris is a Sherwin-Williams color. Hue-wise, Ammonite belongs to the beige-greige family and Gris to the grey family. Ammonite (LRV 69) reflects noticeably more light than Gris (LRV 39), a difference of 29 points that becomes especially apparent in rooms with limited natural light. Ammonite runs warm while Gris is decidedly neutral, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 18.4, 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 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Ammonite vs Gris in Real Spaces
3 real rooms side by side. Seeing Ammonite and Gris in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Ammonite reflects noticeably more light off the walls, making the space read more open than Gris.
Bathroom
Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. Ammonite reflects noticeably more light off the walls, making the space read more open than Gris.
Color Details
Ammonite vs Gris Simulated Comparison
5 simulated room previews — drag the slider on each to see Ammonite on one side and Gris 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.
