Quartz grey vs RAL 850-5
Quartz grey is a RAL Classic color while RAL 850-5 comes from RAL Effect. Both sit in the grey family, which is useful context if you're narrowing within a single hue direction. At LRV 17 vs 14, Quartz grey will read as the brighter of the two — a 3-point gap that matters most in north-facing or low-light rooms. With a ΔE of 0.8, the difference is subtle — you'd need them side by side to reliably tell them apart. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Quartz grey vs RAL 850-5 in Real Spaces
2 real rooms side by side. Quartz grey and RAL 850-5 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 two are close enough that the choice comes down to finer qualities — undertone, texture, what the color sits next to.
Kitchen Cabinets
On cabinetry, undertone and temperature become more pronounced against countertops and hardware. The two are close enough that the choice comes down to finer qualities — undertone, texture, what the color sits next to.
Color Details
Quartz grey vs RAL 850-5 Simulated Comparison
5 simulated room previews — drag the slider on each to see Quartz grey on one side and RAL 850-5 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 Quartz grey comparisons
See how Quartz grey stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 17, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 17), opening up a space where Quartz grey encloses it.
Quartz grey reads slightly lighter (LRV 17 vs 6), a gap that shows most in low-lit rooms.
At LRV 52 vs 17, Purbeck Stone is decisively the brighter choice.
At LRV 30 vs 17, Evergreen Fog is decisively the brighter choice.
Mizzle reflects far more light (LRV 52 vs 17), opening up a space where Quartz grey encloses it.
At LRV 60 vs 17, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 17), opening up a space where Quartz grey encloses it.
Denim Drift reads slightly lighter (LRV 27 vs 17), a gap that shows most in low-lit rooms.
At LRV 43 vs 17, French Gray is decisively the brighter choice.
At LRV 17 vs 4, Quartz grey is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 17), opening up a space where Quartz grey encloses it.
Quartz grey reads slightly lighter (LRV 17 vs 13), a gap that shows most in low-lit rooms.
Hardwick White reflects far more light (LRV 44 vs 17), opening up a space where Quartz grey encloses it.
At LRV 84 vs 17, Pure White is decisively the brighter choice.
A 5-point LRV gap (21 vs 17) makes Artichoke the marginally brighter of the two.
Balboa Mist reflects far more light (LRV 66 vs 17), opening up a space where Quartz grey encloses it.
Shoji White reflects far more light (LRV 74 vs 17), opening up a space where Quartz grey encloses it.
Snowbound reflects far more light (LRV 83 vs 17), opening up a space where Quartz grey encloses it.
At LRV 51 vs 17, Pigeon is decisively the brighter choice.
Quartz grey reads slightly lighter (LRV 17 vs 12), a gap that shows most in low-lit rooms.
Quartz grey reads slightly lighter (LRV 17 vs 8), a gap that shows most in low-lit rooms.
Skimming Stone reflects far more light (LRV 68 vs 17), opening up a space where Quartz grey encloses it.
At LRV 41 vs 17, Dix Blue is decisively the brighter choice.
Quartz grey reads slightly lighter (LRV 17 vs 12), a gap that shows most in low-lit rooms.
Saybrook Sage reflects far more light (LRV 45 vs 17), opening up a space where Quartz grey encloses it.
At LRV 31 vs 17, Pale Green is decisively the brighter choice.