Quartz grey vs Black grey

RAL Classic
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RAL Classic

Quartz grey and Black grey come from the same RAL Classic collection. The 10-point LRV gap — 17 for Quartz grey vs 6 for Black grey — means Quartz grey will open up a space more effectively. A ΔE of 23.9 puts these firmly in different territory — two distinct design choices rather than close alternatives.

Quartz grey vs Black grey Color Comparison

Bathroom
Bedroom
House
Kitchen Cabinets
Living Room

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.

ΔE 23.9Distinct difference

Color Details

Quartz grey
RAL Classic · RAL 7039
Hex#6B665E
LRV16.6
BrandRAL Classic
NumberRAL 7039
Undertone
Temperature
Brightnessdark
View Quartz grey
Black grey
RAL Classic · RAL 7021
Hex#2F3234
LRV6.5
BrandRAL Classic
NumberRAL 7021
Undertone
Temperature
Brightnessdark
View Black grey

Quartz grey vs Black grey in Real Spaces

Seeing Quartz grey and Black grey in actual rooms makes the difference concrete. Browse the spaces below to get a feel for how each color lives on a wall. Showing 3 room types where both colors have photos.

House

A full exterior is the most demanding test for a paint color — scale and outdoor light both amplify differences that seem small on a swatch. Quartz grey returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.

Quartz grey
RAL 7039 paint

@stillorgandecor.ie

Black grey
RAL Classic  Black grey RAL 7021 house exterior

@ebbandflow_home

Front Door

On a front door, the color is both the first and last thing you see — a context where even a modest tonal difference reads clearly. Quartz grey reflects noticeably more light off the walls, making the space read more open than Black grey.

Quartz grey
 Quartz grey front door paint review

@kommodig_

Black grey
RAL Classic  Black grey RAL 7021 front door

@doing_up_the_doer_upper

Kitchen Cabinets

Cabinet color is always seen in context — against countertops, backsplash, and hardware — which amplifies undertone differences that might disappear on a plain wall. Quartz grey returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.

Quartz grey
RAL 7039 kitchen cabinets inspiration

@comfort_mebel_taraz

Black grey
RAL 7021 kitchen cabinets paint review

@a.jak.agata

More Quartz grey comparisons

See how Quartz grey stacks up against other well-photographed colors across different brands and tones.

White Dove
Quartz grey
White Dove

Light vs dark contrast

RAL Classic vs Benjamin Moore

Ammonite
Quartz grey
Ammonite

Light vs dark contrast

RAL Classic vs Farrow & Ball

Iron Ore
Quartz grey
Iron Ore

Quartz grey reads lighter

RAL Classic vs Sherwin-Williams

Purbeck Stone
Quartz grey
Purbeck Stone

Light vs dark contrast

RAL Classic vs Farrow & Ball

Evergreen Fog
Quartz grey
Evergreen Fog

Evergreen Fog reads lighter

RAL Classic vs Sherwin-Williams

Mizzle
Quartz grey
Mizzle

Light vs dark contrast

RAL Classic vs Farrow & Ball

Agreeable Gray
Quartz grey
Agreeable Gray

Light vs dark contrast

RAL Classic vs Sherwin-Williams

Denim Drift
Quartz grey
Denim Drift

Denim Drift reads lighter

RAL Classic vs Dulux

Tranquil Dawn
Quartz grey
Tranquil Dawn

Light vs dark contrast

RAL Classic vs Dulux

Balboa Mist
Quartz grey
Balboa Mist

Light vs dark contrast

RAL Classic vs Benjamin Moore

Vintage Vogue
Quartz grey
Vintage Vogue

RAL Classic vs Benjamin Moore

RAL Classic vs Benjamin Moore

Pale Green
Quartz grey
Pale Green

Pale Green reads lighter

RAL Classic

Pine Needle
Quartz grey
Pine Needle

Quartz grey reads lighter

RAL Classic vs Dulux

Cement grey
Quartz grey
Cement grey

Two RAL Classic colors

RAL Classic

Humble Yellow
Quartz grey
Humble Yellow

Light vs dark contrast

RAL Classic vs Jotun

Grey Blue
Quartz grey
Grey Blue

Quartz grey reads lighter

RAL Classic

Windmill Lane
Quartz grey
Windmill Lane

Windmill Lane reads lighter

RAL Classic vs Little Greene

Senses
Quartz grey
Senses

Light vs dark contrast

RAL Classic vs Jotun

Lamp Black
Quartz grey
Lamp Black

Quartz grey reads lighter

RAL Classic vs Little Greene

Washed Linen
Quartz grey
Washed Linen

Light vs dark contrast

RAL Classic vs Jotun

Tea with Florence
Quartz grey
Tea with Florence

RAL Classic vs Little Greene

RAL Classic vs Little Greene

Ocean Abyss
Quartz grey
Ocean Abyss

Quartz grey reads lighter

RAL Classic vs Behr

Classic Silver
Quartz grey
Classic Silver

Light vs dark contrast

RAL Classic vs Behr

Teton Blue
Quartz grey
Teton Blue

Teton Blue reads lighter

RAL Classic vs Behr

RAL 110-2
Quartz grey
RAL 110-2

Light vs dark contrast

RAL Classic vs RAL Effect

RAL 110-1
Quartz grey
RAL 110-1

Light vs dark contrast

RAL Classic vs RAL Effect

RAL 180-1
Quartz grey
RAL 180-1

Light vs dark contrast

RAL Classic vs RAL Effect

S 8000-N
Quartz grey
S 8000-N

Quartz grey reads lighter

RAL Classic vs NCS

S 0500-N
Quartz grey
S 0500-N

Light vs dark contrast

RAL Classic vs NCS

S 0502-Y
Quartz grey
S 0502-Y

Light vs dark contrast

RAL Classic vs NCS