Signal blue vs Paper
Where Signal blue belongs to RAL Classic's range, Paper is a Tikkurila color. Hue-wise, Signal blue belongs to the blue family and Paper to the beige-greige family. Paper (LRV 88) reflects noticeably more light than Signal blue (LRV 10), a difference of 78 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 72.0, 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 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Signal blue vs Paper in Real Spaces
1 real room side by side. Seeing Signal blue and Paper in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
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. Paper reflects noticeably more light off the walls, making the space read more open than Signal blue.
Color Details
Signal blue vs Paper Simulated Comparison
5 simulated room previews — drag the slider on each to see Signal blue on one side and Paper 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 Signal blue comparisons
See how Signal blue stacks up against other well-photographed colors across different brands and tones.
