Charcoal Slate vs RAL 350-3

Charcoal SlateBenjamin MoorevsRAL 350-3RAL EffectΔE 48.8Very different colors

Charcoal Slate is a Benjamin Moore color while RAL 350-3 comes from RAL Effect. Charcoal Slate reads as grey, while RAL 350-3 reads as pink-red — two distinct hue families, not close cousins. At LRV 15 vs 12, Charcoal Slate will read as the brighter of the two — a 3-point gap that matters most in north-facing or low-light rooms. At ΔE 48.8, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 6 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.

Charcoal Slate vs RAL 350-3 in Real Spaces

6 real rooms side by side. Seeing Charcoal Slate and RAL 350-3 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

Living rooms test a color across a full range of conditions — morning sun, afternoon shade, and evening lamp light all shift how both of these read. At this scale, the choice between them becomes clear in a way that a swatch alone can't communicate.

Charcoal SlateBenjamin Moore HC-178 living room fireplace

@mlevac_design

RAL 350-3RAL Effect 350-3 living room interior

@visualization

Bedroom

Bedroom walls are often seen under warm artificial light, a context that shifts both colors from how they look on a chip. Side by side like this, the difference is easy to read — which is exactly why seeing them in a real space is more useful than comparing chips.

Charcoal SlateBenjamin Moore Charcoal Slate bedroom color review

@nickysinteriorpainting

RAL 350-3RAL Effect 350-3 bedroom

@visualization

Kitchen

Kitchen lighting tends to be bright and directional, which sharpens contrast and makes undertone differences more apparent. Side by side like this, the difference is easy to read — which is exactly why seeing them in a real space is more useful than comparing chips.

Charcoal SlateHc-178 Kitchen Walls

@bluebird_painting

RAL 350-3RAL Effect 350-3 kitchen painted backsplash

@visualization

Bathroom

Bathrooms amplify color — the enclosed space and reflective surfaces make what reads subtle elsewhere feel more present here. Side by side like this, the difference is easy to read — which is exactly why seeing them in a real space is more useful than comparing chips.

Charcoal SlateBenjamin Moore HC-178 bathroom wall panelling

@little_blueberry_homestead

RAL 350-3RAL Effect 350-3 bathroom

@visualization

House

At full exterior scale, the difference between these two colors becomes much easier to judge than from a small chip. Side by side like this, the difference is easy to read — which is exactly why seeing them in a real space is more useful than comparing chips.

Charcoal SlateBenjamin Moore HC-178 house exterior review

@tjspaintingcompany

RAL 350-3RAL Effect 350-3 victorian house interior

@visualization

Kitchen Cabinets

On cabinetry, undertone and temperature become more pronounced against countertops and hardware. Side by side like this, the difference is easy to read — which is exactly why seeing them in a real space is more useful than comparing chips.

Charcoal SlateCharcoal Slate kitchen cabinets

@designit.buildit

RAL 350-3RAL Effect 350-3 kitchen cabinets

@visualization

Color Details

Charcoal Slate
Benjamin Moore · HC-178
Hex#646769
LRV14.5
BrandBenjamin Moore
NumberHC-178
UndertoneBlue
TemperatureNeutral
BrightnessDark
RAL 350-3
RAL Effect · RAL 350-3
Hex#A24733
LRV11.8
BrandRAL Effect
NumberRAL 350-3
Undertone
Temperature
BrightnessDark

Charcoal Slate vs RAL 350-3 Simulated Comparison

5 simulated room previews — drag the slider on each to see Charcoal Slate on one side and RAL 350-3 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 Charcoal Slate comparisons

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

White Dove
Charcoal Slate
White Dove
Benjamin Moore
White Dove
LRV 83

White Dove is the lighter choice

Ammonite
Charcoal Slate
Ammonite
Farrow & Ball
Ammonite
LRV 69

Ammonite is the lighter choice

Iron Ore
Charcoal Slate
Iron Ore
Sherwin-Williams
Iron Ore
LRV 6

Charcoal Slate reads slightly lighter

Purbeck Stone
Charcoal Slate
Purbeck Stone
Farrow & Ball
Purbeck Stone
LRV 52

Purbeck Stone is the lighter choice

Evergreen Fog
Charcoal Slate
Evergreen Fog
Sherwin-Williams
Evergreen Fog
LRV 30

Evergreen Fog reads noticeably lighter

Mizzle
Charcoal Slate
Mizzle
Farrow & Ball
Mizzle
LRV 52

Mizzle is the lighter choice

Agreeable Gray
Charcoal Slate
Agreeable Gray
Sherwin-Williams
Agreeable Gray
LRV 60

Agreeable Gray is the lighter choice

Denim Drift
Charcoal Slate
Denim Drift
Dulux
Denim Drift
LRV 27

Denim Drift reads noticeably lighter

Tranquil Dawn
Charcoal Slate
Tranquil Dawn
Dulux
Tranquil Dawn
LRV 55

Tranquil Dawn is the lighter choice

Balboa Mist
Charcoal Slate
Balboa Mist
Benjamin Moore
Balboa Mist
LRV 66

Balboa Mist is the lighter choice

Vintage Vogue
Charcoal Slate
Vintage Vogue
Benjamin Moore
Vintage Vogue
LRV 12

Nearly identical in tone

Pale Green
Charcoal Slate
Pale Green
RAL ClassicClassic
Pale Green
LRV 31

Pale Green reads noticeably lighter

Pine Needle
Charcoal Slate
Pine Needle
Dulux
Pine Needle
LRV 7

Charcoal Slate reads slightly lighter

Cement grey
Charcoal Slate
Cement grey
RAL ClassicClassic
Cement grey
LRV 24

Cement grey reads slightly lighter

Black grey
Charcoal Slate
Black grey
RAL ClassicClassic
Black grey
LRV 6

Charcoal Slate reads slightly lighter

Piazza
Charcoal Slate
Piazza
Tikkurila
Piazza
LRV 65

Piazza is the lighter choice

Humble Yellow
Charcoal Slate
Humble Yellow
Jotun
Humble Yellow
LRV 57

Humble Yellow is the lighter choice

Windmill Lane
Charcoal Slate
Windmill Lane
Little Greene
Windmill Lane
LRV 31

Windmill Lane reads noticeably lighter

Senses
Charcoal Slate
Senses
Jotun
Senses
LRV 41

Senses is the lighter choice

Lamp Black
Charcoal Slate
Lamp Black
Little Greene
Lamp Black
LRV 3

Charcoal Slate reads slightly lighter

Washed Linen
Charcoal Slate
Washed Linen
Jotun
Washed Linen
LRV 55

Washed Linen is the lighter choice

Tea with Florence
Charcoal Slate
Tea with Florence
Little Greene
Tea with Florence
LRV 18

Tea with Florence reads slightly lighter

Thames Fog
Charcoal Slate
Thames Fog
Valspar
Thames Fog
LRV 27

Thames Fog reads noticeably lighter

Ocean Abyss
Charcoal Slate
Ocean Abyss
Behr
Ocean Abyss
LRV 7

Charcoal Slate reads slightly lighter

Classic Silver
Charcoal Slate
Classic Silver
Behr
Classic Silver
LRV 48

Classic Silver is the lighter choice

Teton Blue
Charcoal Slate
Teton Blue
Behr
Teton Blue
LRV 31

Teton Blue reads noticeably lighter

RAL 110-2
Charcoal Slate
RAL 110-2
RAL EffectEffect
RAL 110-2
LRV 72

RAL 110-2 is the lighter choice

RAL 110-1
Charcoal Slate
RAL 110-1
RAL EffectEffect
RAL 110-1
LRV 80

RAL 110-1 is the lighter choice

Paper
Charcoal Slate
Paper
Tikkurila
Paper
LRV 88

Paper is the lighter choice

Passageway
Charcoal Slate
Passageway
Valspar
Passageway
LRV 14

Nearly identical in tone