Pebble grey vs RAL 770-2
Pebble grey is a RAL Classic color while RAL 770-2 comes from RAL Effect. These are both greige-greys, so the question isn't which hue to choose — it's where within greige-grey to land. At LRV 45 vs 38, Pebble grey will read as the brighter of the two — a 7-point gap that matters most in north-facing or low-light rooms. At ΔE 6.7, the difference is perceptible but not dramatic — the two can work harmoniously in the same space. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Pebble grey vs RAL 770-2 in Real Spaces
1 real room side by side. Pebble grey and RAL 770-2 are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
Kitchen
Kitchen lighting tends to be bright and directional, which sharpens contrast and makes undertone differences more apparent. The brightness difference is modest but present — Pebble grey gives the walls a little more lift.
Color Details
Pebble grey vs RAL 770-2 Simulated Comparison
5 simulated room previews — drag the slider on each to see Pebble grey on one side and RAL 770-2 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 Pebble grey comparisons
See how Pebble grey stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 45), opening up a space where Pebble grey encloses it.
At LRV 69 vs 45, Ammonite is decisively the brighter choice.
Pebble grey reflects far more light (LRV 45 vs 6), opening up a space where Iron Ore encloses it.
A 7-point LRV gap (52 vs 45) makes Purbeck Stone the marginally brighter of the two.
At LRV 45 vs 30, Pebble grey is decisively the brighter choice.
Mizzle reads slightly lighter (LRV 52 vs 45), a gap that shows most in low-lit rooms.
At LRV 60 vs 45, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 45), opening up a space where Pebble grey encloses it.
Pebble grey reflects far more light (LRV 45 vs 27), opening up a space where Denim Drift encloses it.
Their light reflectance is nearly identical (LRV 45 vs 43), so neither reads brighter in a room.
At LRV 45 vs 4, Pebble grey is decisively the brighter choice.
Tranquil Dawn reads slightly lighter (LRV 55 vs 45), a gap that shows most in low-lit rooms.
Pebble grey reflects far more light (LRV 45 vs 13), opening up a space where Bancha encloses it.
With LRVs of 45 and 44, the two reflect almost the same amount of light.
At LRV 84 vs 45, Pure White is decisively the brighter choice.
At LRV 45 vs 21, Pebble grey is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 45), opening up a space where Pebble grey encloses it.
Shoji White reflects far more light (LRV 74 vs 45), opening up a space where Pebble grey encloses it.
Snowbound reflects far more light (LRV 83 vs 45), opening up a space where Pebble grey encloses it.
Pebble grey reflects far more light (LRV 45 vs 12), opening up a space where Pewter Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 45), opening up a space where Pebble grey encloses it.
A 4-point LRV gap (45 vs 41) makes Pebble grey the marginally brighter of the two.
At LRV 68 vs 45, Calamine is decisively the brighter choice.
At LRV 45 vs 25, Pebble grey is decisively the brighter choice.
Pebble grey reflects far more light (LRV 45 vs 12), opening up a space where Vintage Vogue encloses it.
With LRVs of 45 and 45, the two reflect almost the same amount of light.
At LRV 45 vs 31, Pebble grey is decisively the brighter choice.
At LRV 45 vs 7, Pebble grey is decisively the brighter choice.
At LRV 45 vs 24, Pebble grey is decisively the brighter choice.
At LRV 57 vs 45, Guilford Green is decisively the brighter choice.