Telegrey 4 vs RAL 520-1
Telegrey 4 (RAL Classic) and RAL 520-1 (RAL Effect) come from different manufacturers. Telegrey 4 reads as grey, while RAL 520-1 reads as pink — two distinct hue families, not close cousins. The 13-point LRV gap — 72 for RAL 520-1 vs 59 for Telegrey 4 — means RAL 520-1 will open up a space more effectively. A ΔE of 13.7 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Telegrey 4 vs RAL 520-1 in Real Spaces
1 real room side by side. Seeing Telegrey 4 and RAL 520-1 in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Kitchen
Kitchens often have the harshest, most revealing light in the house — under-cabinet LEDs and overhead fixtures that strip away subtlety. RAL 520-1 returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Color Details
Telegrey 4 vs RAL 520-1 Simulated Comparison
5 simulated room previews — drag the slider on each to see Telegrey 4 on one side and RAL 520-1 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 Telegrey 4 comparisons
See how Telegrey 4 stacks up against other well-photographed colors across different brands and tones.









































