Peaceful Blue vs Black grey

Peaceful BlueBehrvsBlack greyRAL ClassicΔE NaNVery different colors

Where Peaceful Blue belongs to Behr's range, Black grey is a RAL Classic color. Peaceful Blue reads as blue, while Black grey reads as blue-grey — two distinct hue families, not close cousins. Peaceful Blue (LRV 44) reflects noticeably more light than Black grey (LRV 6), a difference of 38 points that becomes especially apparent in rooms with limited natural light. With a ΔE of NaN, 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.

Peaceful Blue vs Black grey in Real Spaces

1 real room side by side. Seeing Peaceful Blue 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.

Living Room

In a living room, color works across both daylight and evening light — the same wall can read very differently at noon and at 8pm. The LRV gap is large enough that Peaceful Blue will make the room feel meaningfully brighter than Black grey would.

Peaceful BlueBehr Peaceful Blue stairs

@lydstagram77

Black greyRAL Classic Black grey 7021 living room

@dorfstadtvilla

Color Details

Peaceful Blue
Behr
Hex#9ab6c0
LRV44.0
BrandBehr
Number
UndertoneBlue
TemperatureCool
BrightnessMedium
Black grey
RAL Classic · RAL 7021
Hex#2F3234
LRV6.5
BrandRAL Classic
NumberRAL 7021
Undertone
Temperature
BrightnessDark

Peaceful Blue vs Black grey Simulated Comparison

5 simulated room previews — drag the slider on each to see Peaceful Blue on one side and Black grey on the other.

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.

More Peaceful Blue comparisons

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

White Dove
Peaceful Blue
White Dove
Benjamin Moore
White Dove
LRV 83

White Dove is the lighter choice

Ammonite
Peaceful Blue
Ammonite
Farrow & Ball
Ammonite
LRV 69

Ammonite reads noticeably lighter

Iron Ore
Peaceful Blue
Iron Ore
Sherwin-Williams
Iron Ore
LRV 6

Peaceful Blue is the lighter choice

Purbeck Stone
Peaceful Blue
Purbeck Stone
Farrow & Ball
Purbeck Stone
LRV 52

Purbeck Stone reads slightly lighter

Evergreen Fog
Peaceful Blue
Evergreen Fog
Sherwin-Williams
Evergreen Fog
LRV 30

Peaceful Blue reads noticeably lighter

Mizzle
Peaceful Blue
Mizzle
Farrow & Ball
Mizzle
LRV 52

Mizzle reads slightly lighter

Agreeable Gray
Peaceful Blue
Agreeable Gray
Sherwin-Williams
Agreeable Gray
LRV 60

Agreeable Gray reads noticeably lighter

Denim Drift
Peaceful Blue
Denim Drift
Dulux
Denim Drift
LRV 27

Peaceful Blue reads noticeably lighter

Tranquil Dawn
Peaceful Blue
Tranquil Dawn
Dulux
Tranquil Dawn
LRV 55

Tranquil Dawn reads slightly lighter

Balboa Mist
Peaceful Blue
Balboa Mist
Benjamin Moore
Balboa Mist
LRV 66

Balboa Mist reads noticeably lighter

Vintage Vogue
Peaceful Blue
Vintage Vogue
Benjamin Moore
Vintage Vogue
LRV 12

Peaceful Blue is the lighter choice

Pale Green
Peaceful Blue
Pale Green
RAL ClassicClassic
Pale Green
LRV 31

Peaceful Blue reads noticeably lighter

Pine Needle
Peaceful Blue
Pine Needle
Dulux
Pine Needle
LRV 7

Peaceful Blue is the lighter choice

Cement grey
Peaceful Blue
Cement grey
RAL ClassicClassic
Cement grey
LRV 24

Peaceful Blue reads noticeably lighter

Piazza
Peaceful Blue
Piazza
Tikkurila
Piazza
LRV 65

Piazza reads noticeably lighter

Humble Yellow
Peaceful Blue
Humble Yellow
Jotun
Humble Yellow
LRV 57

Humble Yellow reads noticeably lighter

Grey Blue
Peaceful Blue
Grey Blue
RAL ClassicClassic
Grey Blue
LRV 7

Peaceful Blue is the lighter choice

Windmill Lane
Peaceful Blue
Windmill Lane
Little Greene
Windmill Lane
LRV 31

Peaceful Blue reads noticeably lighter

Senses
Peaceful Blue
Senses
Jotun
Senses
LRV 41

Nearly identical in tone

Lamp Black
Peaceful Blue
Lamp Black
Little Greene
Lamp Black
LRV 3

Peaceful Blue is the lighter choice

Washed Linen
Peaceful Blue
Washed Linen
Jotun
Washed Linen
LRV 55

Washed Linen reads slightly lighter

Tea with Florence
Peaceful Blue
Tea with Florence
Little Greene
Tea with Florence
LRV 18

Peaceful Blue is the lighter choice

Thames Fog
Peaceful Blue
Thames Fog
Valspar
Thames Fog
LRV 27

Peaceful Blue reads noticeably lighter

Ocean Abyss
Peaceful Blue
Ocean Abyss
Behr
Ocean Abyss
LRV 7

Peaceful Blue is the lighter choice

Classic Silver
Peaceful Blue
Classic Silver
Behr
Classic Silver
LRV 48

Classic Silver reads slightly lighter

Teton Blue
Peaceful Blue
Teton Blue
Behr
Teton Blue
LRV 31

Peaceful Blue reads noticeably lighter

RAL 110-2
Peaceful Blue
RAL 110-2
RAL EffectEffect
RAL 110-2
LRV 72

RAL 110-2 is the lighter choice

RAL 110-1
Peaceful Blue
RAL 110-1
RAL EffectEffect
RAL 110-1
LRV 80

RAL 110-1 is the lighter choice

Paper
Peaceful Blue
Paper
Tikkurila
Paper
LRV 88

Paper is the lighter choice

Passageway
Peaceful Blue
Passageway
Valspar
Passageway
LRV 14

Peaceful Blue is the lighter choice