Signal blue vs Green blue
Both from RAL Classic's palette. They have nearly identical light reflectance values (10 vs 9), so they'll read as similarly dark in most lighting conditions. With a ΔE of 17.4, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question.
Signal blue vs Green blue Color Comparison
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.
Color Details
Signal blue vs Green blue in Real Spaces
Seeing Signal blue and Green blue in actual rooms makes the difference concrete. Browse the spaces below to get a feel for how each color lives on a wall. Showing 1 room type where both colors have photos.
House
Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. The distinction reads clearly at room scale, making the choice between them concrete.
@giuliettaboggio_archidesign
@metalstudio28
More Signal blue comparisons
See how Signal blue stacks up against other well-photographed colors across different brands and tones.
Light vs dark contrast
RAL Classic vs Benjamin Moore
Light vs dark contrast
RAL Classic vs Farrow & Ball
RAL Classic vs Sherwin-Williams
RAL Classic vs Sherwin-Williams
Light vs dark contrast
RAL Classic vs Farrow & Ball
Light vs dark contrast
RAL Classic vs Sherwin-Williams
Light vs dark contrast
RAL Classic vs Farrow & Ball
Light vs dark contrast
RAL Classic vs Sherwin-Williams
Denim Drift reads lighter
RAL Classic vs Dulux
Light vs dark contrast
RAL Classic vs Dulux
Light vs dark contrast
RAL Classic vs Benjamin Moore
RAL Classic vs Benjamin Moore
RAL Classic vs Benjamin Moore
Light vs dark contrast
RAL Classic
RAL Classic vs Dulux
RAL Classic vs Dulux
Cement grey reads lighter
RAL Classic
Two RAL Classic colors
RAL Classic
Light vs dark contrast
RAL Classic vs Jotun
Light vs dark contrast
RAL Classic vs Little Greene
Light vs dark contrast
RAL Classic vs Jotun
RAL Classic vs Little Greene
RAL Classic vs Little Greene
Light vs dark contrast
RAL Classic vs Jotun
RAL Classic vs Little Greene
RAL Classic vs Little Greene
RAL Classic vs Behr
RAL Classic vs Behr
Light vs dark contrast
RAL Classic vs Behr
Light vs dark contrast
RAL Classic vs Behr
Light vs dark contrast
RAL Classic vs RAL Effect
Light vs dark contrast
RAL Classic vs RAL Effect
Light vs dark contrast
RAL Classic vs RAL Effect
RAL Classic vs NCS
RAL Classic vs NCS
Light vs dark contrast
RAL Classic vs NCS
Light vs dark contrast
RAL Classic vs NCS