Home > Color > Charcoal Slate (HC-178) Color

Benjamin Moore Charcoal Slate (HC-178) Paint Color


Color Name: Charcoal Slate (HC-178)
Hex Color Code: #646769
RGB Color Code: RGB(100, 103, 105)
CMYK Values*: 4.8%, 1.9%, 0.0%, 58.8%
Color Family (Hue): Gray Blue Gray





About Charcoal Slate (HC-178) color - its meaning and example

Charcoal Slate (HC-178) is a dark gray paint color by Benjamin Moore, with moody indigo undertones. It is part of the Benjamin Moore Historic Color collection. Charcoal Slate HC-178 is noted for its versatility and depth, making it suitable for various applications, including interior walls and exterior surfaces. Few paint colors from Benjamin Moore that can be paired with Charcoal Slate are Grant Beige (HC-83)Blue Danube (2062-30), and Swiss Coffee (OC-45).


What color is Charcoal Slate (HC-178)?

Charcoal Slate (HC-178) color belongs to the Gray Blue Gray color family (hue). The hexadecimal color code(color number) for Charcoal Slate (HC-178) is #646769, and the RGB color code is RGB(100, 103, 105).

In the RGB color model, Charcoal Slate (HC-178) has a red value of 100, a green value of 103, and a blue value of 105. The CMYK color model (also known as process color, used in color printing) comprises 4.8% cyan, 1.9% magenta, 0.0% yellow, and 58.8% key (black). The HSL color scale has a hue of 204° (degrees), 2.4 % saturation, and 40.2 % lightness. In the HSB/HSV color space, Charcoal Slate (HC-178) has a hue of 204° (degrees), 4.8 % saturation and 41.2 % brightness/value.


Charcoal Slate (HC-178) is cool or warm?

The color Charcoal Slate (HC-178) is a cool color.


What is the LRV of Charcoal Slate (HC-178)?

Charcoal Slate (HC-178) has an LRV of nearly 13. By LRV value, it is a dark color.

Light Reflectance Value (LRV) is a measure of how much visible light is reflected off a surface. It is a number on a scale of 0 to 100, with 0 being pure black and 100 being pure white. The higher the LRV, the more light the color reflects and the lighter it will appear.



Dark Color

Charcoal Slate (HC-178)

Light Color


Compare LRV 13 of Charcoal Slate (HC-178) with dark and light Color




LRV is important to consider when choosing paint colors for a room, as it can affect the overall brightness and mood of the space. Lighter colors with higher LRVs will make a room feel more spacious and airy, while darker colors with lower LRVs will create a more intimate and cozy atmosphere.
LRV value 13 puts Benjamin Moore Charcoal Slate (HC-178) paint color in the darker category.

  • Darker colors: Darker colors have lower LRV numbers because they absorb more light than they reflect. This means that they will make a room feel darker and smaller.
  • Lighter colors: Lighter colors have higher LRV numbers because they reflect more light than they absorb. This means that they will make a room feel brighter and more spacious.




Color Codes - Color Space Conversions


Charcoal Slate (HC-178) (Paint - Benjamin Moore) color codes / color number / color space conversions - HEX, RGBA, CMYK, HSL, HSV/HSB, HYZ, CMY, HWB, RYB


RGBA / RGB

RGB(100, 103, 105)
Red
100 (39.2%)
Green
103 (40.4%)
Blue
105 (41.2%)
Alpha
1 (100.0%)

CMYK

Cyan
4.76%
Magenta
1.90%
Yellow
0.00%
Key
58.82%

HSL

HSL(204deg, 2.4 %, 40.2 %)

Hue
204°
Saturation
2.44 %.
Lightness
40.20 %.

RYB

RYB(97, 116, 127)
Red
97 (38.0%)
Yellow
116 (45.6%)
Blue
127 (49.8%)

HSV/HSB

Hue
204°
Saturation
4.76 %.
Brightness / Value
41.18 %.

HWB

H: 204°

W: 39.22 %

B: 58.82 %

XYZ

X : 12.66

Y : 13.43

Z : 15.29

YXY

Y1 : 13.43

X : 0.31

Y2 : 0.32

CMY

C : 60.78%

M : 59.61%

Y : 58.82%


LRV

~ 13.4 %

Munsell Color System

3.5B 4.2/0.4

CIE-Lab

L : 43.4

A : -0.73

B : -1.53

CIE-Lch

L : 43.4

C : 1.7

H : 244.53

CIE-Luv

L : 43.4

U : -1.76

V : -1.92

Hunter-Lab

L : 36.65

A : -2.49

B : 0.92






Similar Colors and Paints



Named colors similar to Charcoal Slate (HC-178) (Paint - Benjamin Moore)


Here are the colors similar to Charcoal Slate (HC-178) (Paint - Benjamin Moore). Delta E (ΔE) is the measure of the difference between two colors. Delta E is measured on a scale from 0 to 100, where 0 means exact match, and 100 is the highest difference.



#676767
Granite Gray
ΔE - 1.82 (98.2% similar)
#696969
Dim Gray
ΔE - 2.04 (98.0% similar)
#727472
Nickel
ΔE - 5.55 (94.4% similar)
#555555
Davy's gray
ΔE - 6.62 (93.4% similar)





Similar colors from Pantone, RAL, and other color matching system


Pantone PMS


Charcoal Slate (HC-178) similar/equivalent colors from Pantone PMS. Conversion of Charcoal Slate (HC-178) to Pantone PMS


#646667
PANTONE 4195 C
ΔE - 0.77 (99.2% similar)
#63666A
PANTONE Cool Gray 10 C
ΔE - 1.26 (98.7% similar)
#6F6E6D
PANTONE 8402 C
ΔE - 3.87 (96.1% similar)
#6B7175
PANTONE 10390 C
ΔE - 4.00 (96.0% similar)


Pantone TCX


Charcoal Slate (HC-178) similar/equivalent colors from Pantone TCX. Conversion of Charcoal Slate (HC-178) to Pantone TCX




British Standard 4800


Charcoal Slate (HC-178) similar/equivalent colors from British Standard 4800. Conversion of Charcoal Slate (HC-178) to British Standard 4800


#6A696C
BS 22-B-25 - Nightshade
ΔE - 2.79 (97.2% similar)
#555F68
BS 00-A-09 - Flint Grey
ΔE - 5.39 (94.6% similar)


RAL Design


Charcoal Slate (HC-178) similar/equivalent colors from RAL Design. Conversion of Charcoal Slate (HC-178) to RAL Design




RAL Classic


Charcoal Slate (HC-178) similar/equivalent colors from RAL Classic. Conversion of Charcoal Slate (HC-178) to RAL Classic


#6C6E6B
RAL 7005 - Mouse Gray
ΔE - 3.97 (96.0% similar)
#575D5E
RAL 7012 - Basalt Gray
ΔE - 4.38 (95.6% similar)
#5B686D
RAL 7031 - Blue Gray
ΔE - 4.52 (95.5% similar)
#52595D
RAL 7011 - Iron Gray
ΔE - 5.75 (94.3% similar)





Paint similar to Charcoal Slate (HC-178) (Paint - Benjamin Moore)


Here are the best recommended paint colors similar to Charcoal Slate (HC-178) (Paint - Benjamin Moore). Delta E (ΔE) is the measure of the difference between two colors. Delta E is measured on a scale from 0 to 100, where 0 means exact match, and 100 is the highest difference.


Benjamin Moore


Charcoal Slate (HC-178) similar/equivalent paint from Benjamin Moore. Conversion of Charcoal Slate (HC-178) to Benjamin Moore


#626568
Stormy Sky (1616)
ΔE - 0.95 (99.1% similar)
#626463
City Shadow (CSP-60)
ΔE - 2.13 (97.9% similar)
#696D70
Trout Gray (2124-20)
ΔE - 2.33 (97.7% similar)
#5E6363
Bracken Slate (CW-690)
ΔE - 2.53 (97.5% similar)


Sherwin Williams


Charcoal Slate (HC-178) similar/equivalent paint from Sherwin Williams. Conversion of Charcoal Slate (HC-178) to Sherwin Williams


#616669
Web Gray (SW 7075)
ΔE - 1.16 (98.8% similar)
#616564
Roycroft Pewter (SW 2848)
ΔE - 2.28 (97.7% similar)
#626970
Gibraltar (SW 6257)
ΔE - 2.97 (97.0% similar)
#636562
Grizzle Gray (SW 7068)
ΔE - 3.12 (96.9% similar)


Dunn-Edwards


Charcoal Slate (HC-178) similar/equivalent paint from Dunn-Edwards. Conversion of Charcoal Slate (HC-178) to Dunn-Edwards


#646767
Pointed Rock (DE 6363)
ΔE - 1.25 (98.8% similar)
#62696B
Equinox (DET 616)
ΔE - 2.13 (97.9% similar)
#5E6063
Sheet Metal (DE 6356)
ΔE - 2.67 (97.3% similar)
#6C6B6A
Boat Anchor (DE 6377)
ΔE - 3.08 (96.9% similar)





Valspar


Charcoal Slate (HC-178) similar/equivalent paint from Valspar. Conversion of Charcoal Slate (HC-178) to Valspar


#616467
High-Speed Steel (4005-2B)
ΔE - 1.26 (98.7% similar)
#656B6F
Bottlenose Dolphin (V112-3)
ΔE - 2.10 (97.9% similar)
#5E6262
Weathervane (M360)
ΔE - 2.50 (97.5% similar)
#656764
Ocean Storm (4004-2B)
ΔE - 3.01 (97.0% similar)


Behr


Charcoal Slate (HC-178) similar/equivalent paint from Behr. Conversion of Charcoal Slate (HC-178) to Behr


#676A6A
Imperial Gray (PPU26-02)
ΔE - 1.65 (98.3% similar)
#636365
Digital (N530-6)
ΔE - 2.14 (97.9% similar)
#616665
Cordite (HDC-MD-28)
ΔE - 2.48 (97.5% similar)
#6A6D6D
Dark Ash (770F-5)
ΔE - 2.56 (97.4% similar)


PPG Paints


Charcoal Slate (HC-178) similar/equivalent paint from PPG Paints. Conversion of Charcoal Slate (HC-178) to PPG Paints


#5B5E61
Glazed Granite (PPG1011-6)
ΔE - 3.36 (96.6% similar)
#5C5D5D
Knight's Armor (PPG1001-6)
ΔE - 3.86 (96.1% similar)
#6F6F6E
Slate Mine (PPG0996-6)
ΔE - 3.89 (96.1% similar)
#6E706D
Up In Smoke (PPG1010-6)
ΔE - 4.52 (95.5% similar)








Color Combinations


View more Benjamin Moore Charcoal Slate (HC-178) - #646769 color palettes and coordinating colors



Monochromatic Color Palette

Monochromatic colors belong to the same hue angle but different tints and shades. Monochromatic color palette can be generated by keeping the exact hue of the base color and then changing the saturation and lightness.

Analogous Color Palette

Analogous colors are a group of colors adjacent to each other on a color wheel. Group of these adjacent colors forms Analogous color scheme Palette. Analogous Palette can be generated by increasing or decreasing the hue value by 30 points.

Triadic Color Palette

The triadic color palette has three colors separated by 120° in the RGB color wheel

Tetradic Color Palette

The tetradic colour scheme composed of two sets of complementary colors in a rectangular shape on the color wheel.







Example Color Images and Mockup


Benjamin Moore Charcoal Slate (HC-178) - #646769 Color Images and Patterns


Benjamin Moore Charcoal Slate (HC-178) Paint vintage style bedroom interior
Benjamin Moore Charcoal Slate (HC-178) Paint cozy coffee corner interior
Benjamin Moore Charcoal Slate (HC-178) Paint modern minimalist living room interior
Benjamin Moore Charcoal Slate (HC-178) Paint dining room design
Benjamin Moore Charcoal Slate (HC-178) Paint exterior design modern house with walkway
Benjamin Moore Charcoal Slate (HC-178) Paint modular kitchen design