Conch Shell vs Piazza
Where Conch Shell belongs to Sherwin-Williams's range, Piazza is a Tikkurila color. Hue-wise, Conch Shell belongs to the beige family and Piazza to the beige-greige family. Conch Shell (LRV 81) reflects noticeably more light than Piazza (LRV 65), a difference of 16 points that becomes especially apparent in rooms with limited natural light. The ΔE 9.5 gap is real but not dramatic — close enough to use together, distinct enough to matter as a choice. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Conch Shell vs Piazza Simulated Comparison
5 simulated room previews — drag the slider on each to see Conch Shell on one side and Piazza 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 Conch Shell comparisons
See how Conch Shell stacks up against other well-photographed colors across different brands and tones.
