St. John Blue vs Piazza
St. John Blue is a Benjamin Moore color while Piazza comes from Tikkurila. St. John Blue reads as blue, while Piazza reads as beige-greige — two distinct hue families, not close cousins. At LRV 65 vs 34, Piazza will read as the brighter of the two — a 31-point gap that matters most in north-facing or low-light rooms. At ΔE 25.5, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
St. John Blue vs Piazza Simulated Comparison
5 simulated room previews — drag the slider on each to see St. John Blue 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 St. John Blue comparisons
See how St. John Blue stacks up against other well-photographed colors across different brands and tones.
