Porringer Gray vs Thundercloud Gray

Both are Benjamin Moore colors. These are both blue-greys, so the question isn't which hue to choose — it's where within blue-grey to land. At LRV 57 vs 50, Porringer Gray will read as the brighter of the two — a 7-point gap that matters most in north-facing or low-light rooms. They share a blue quality — useful to know if you're layering them in the same space. At ΔE 4.0, 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.

Porringer Gray vs Thundercloud Gray in Real Spaces

1 real room side by side. Porringer Gray and Thundercloud Gray 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 Cabinets

On cabinetry, undertone and temperature become more pronounced against countertops and hardware. The brightness difference is modest but present — Porringer Gray gives the walls a little more lift.

Porringer GrayBenjamin Moore Silver Half Dollar Kitchen Cabinets

@mark.hartman.souder

Thundercloud GrayBm Thundercloud Gray Kitchen Cabinets

@l_design_group

Color Details

Porringer Gray
Benjamin Moore · 2121-40
Hex#C3C8CB
LRV56.9
BrandBenjamin Moore
Number2121-40
UndertoneBlue
TemperatureNeutral
BrightnessMedium
Thundercloud Gray
Benjamin Moore · 2124-40
Hex#B8BDC0
LRV50.2
BrandBenjamin Moore
Number2124-40
UndertoneBlue
TemperatureNeutral
BrightnessMedium

Porringer Gray vs Thundercloud Gray Simulated Comparison

5 simulated room previews — drag the slider on each to see Porringer Gray on one side and Thundercloud Gray 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 Porringer Gray comparisons

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

White Dove
Porringer Gray
White Dove
Benjamin Moore
White Dove
LRV 83

White Dove is the lighter choice

Ammonite
Porringer Gray
Ammonite
Farrow & Ball
Ammonite
LRV 69

Ammonite reads slightly lighter

Iron Ore
Porringer Gray
Iron Ore
Sherwin-Williams
Iron Ore
LRV 6

Porringer Gray is the lighter choice

Purbeck Stone
Porringer Gray
Purbeck Stone
Farrow & Ball
Purbeck Stone
LRV 52

Porringer Gray reads slightly lighter

Evergreen Fog
Porringer Gray
Evergreen Fog
Sherwin-Williams
Evergreen Fog
LRV 30

Porringer Gray is the lighter choice

Mizzle
Porringer Gray
Mizzle
Farrow & Ball
Mizzle
LRV 52

Porringer Gray reads slightly lighter

Agreeable Gray
Porringer Gray
Agreeable Gray
Sherwin-Williams
Agreeable Gray
LRV 60

Agreeable Gray reads slightly lighter

Denim Drift
Porringer Gray
Denim Drift
Dulux
Denim Drift
LRV 27

Porringer Gray is the lighter choice

Tranquil Dawn
Porringer Gray
Tranquil Dawn
Dulux
Tranquil Dawn
LRV 55

Nearly identical in tone

Balboa Mist
Porringer Gray
Balboa Mist
Benjamin Moore
Balboa Mist
LRV 66

Balboa Mist reads slightly lighter

Vintage Vogue
Porringer Gray
Vintage Vogue
Benjamin Moore
Vintage Vogue
LRV 12

Porringer Gray is the lighter choice

Pale Green
Porringer Gray
Pale Green
RAL ClassicClassic
Pale Green
LRV 31

Porringer Gray is the lighter choice

Pine Needle
Porringer Gray
Pine Needle
Dulux
Pine Needle
LRV 7

Porringer Gray is the lighter choice

Cement grey
Porringer Gray
Cement grey
RAL ClassicClassic
Cement grey
LRV 24

Porringer Gray is the lighter choice

Black grey
Porringer Gray
Black grey
RAL ClassicClassic
Black grey
LRV 6

Porringer Gray is the lighter choice

Piazza
Porringer Gray
Piazza
Tikkurila
Piazza
LRV 65

Piazza reads slightly lighter

Humble Yellow
Porringer Gray
Humble Yellow
Jotun
Humble Yellow
LRV 57

Nearly identical in tone

Windmill Lane
Porringer Gray
Windmill Lane
Little Greene
Windmill Lane
LRV 31

Porringer Gray is the lighter choice

Senses
Porringer Gray
Senses
Jotun
Senses
LRV 41

Porringer Gray reads noticeably lighter

Lamp Black
Porringer Gray
Lamp Black
Little Greene
Lamp Black
LRV 3

Porringer Gray is the lighter choice

Washed Linen
Porringer Gray
Washed Linen
Jotun
Washed Linen
LRV 55

Nearly identical in tone

Tea with Florence
Porringer Gray
Tea with Florence
Little Greene
Tea with Florence
LRV 18

Porringer Gray is the lighter choice

Thames Fog
Porringer Gray
Thames Fog
Valspar
Thames Fog
LRV 27

Porringer Gray is the lighter choice

Ocean Abyss
Porringer Gray
Ocean Abyss
Behr
Ocean Abyss
LRV 7

Porringer Gray is the lighter choice

Classic Silver
Porringer Gray
Classic Silver
Behr
Classic Silver
LRV 48

Porringer Gray reads slightly lighter

Teton Blue
Porringer Gray
Teton Blue
Behr
Teton Blue
LRV 31

Porringer Gray is the lighter choice

RAL 110-2
Porringer Gray
RAL 110-2
RAL EffectEffect
RAL 110-2
LRV 72

RAL 110-2 reads noticeably lighter

RAL 110-1
Porringer Gray
RAL 110-1
RAL EffectEffect
RAL 110-1
LRV 80

RAL 110-1 reads noticeably lighter

Paper
Porringer Gray
Paper
Tikkurila
Paper
LRV 88

Paper is the lighter choice

Passageway
Porringer Gray
Passageway
Valspar
Passageway
LRV 14

Porringer Gray is the lighter choice