RAL 620-3 vs Piazza
RAL 620-3 is a RAL Effect color while Piazza comes from Tikkurila. RAL 620-3 reads as blue, while Piazza reads as beige-greige — two distinct hue families, not close cousins. At LRV 65 vs 20, Piazza will read as the brighter of the two — a 45-point gap that matters most in north-facing or low-light rooms. At ΔE 37.0, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
RAL 620-3 vs Piazza in Real Spaces
2 real rooms side by side. Seeing RAL 620-3 and Piazza in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Bedroom
Bedroom walls are often seen under warm artificial light, a context that shifts both colors from how they look on a chip. The LRV gap is large enough that Piazza will make the room feel meaningfully brighter than RAL 620-3 would.
Color Details
RAL 620-3 vs Piazza Simulated Comparison
5 simulated room previews — drag the slider on each to see RAL 620-3 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 RAL 620-3 comparisons
See how RAL 620-3 stacks up against other well-photographed colors across different brands and tones.
