Metallic Charcoal

HEX #343B40 / RGB (52, 59, 64)

What is Metallic Charcoal Color?

Metallic Charcoal (Hex code: 343B40) Thumbnail

Metallic Charcoal has the hex code #343B40. The equivalent RGB values are (52, 59, 64), which means it is composed of 30% red, 34% green and 37% blue. The CMYK color codes, used in printers, are C:19 M:8 Y:0 K:75. In the HSV/HSB scale, Metallic Charcoal has a hue of 205°, 19% saturation and a brightness value of 25%.
Details of other color codes including equivalent web safe and HTML & CSS colors are given in the table below. Also listed are the closest Pantone® (PMS) and RAL colors.

Metallic Charcoal is not part of the web colors list and, therefore, cannot be used by name in HTML and CSS code. The best way to apply the color to a web page is to put in its hex, RGB or HSL values. Please also note that the metallic charcoal CMYK numbers mentioned on this page are only approximations and have been calculated from the hex code using well-known formulae.

Metallic Charcoal Color Codes

Hex Code#343B40
RGB Values(52, 59, 64)
CMYK Values(19%, 8%, 0%, 75%)
HSV/HSB Values(205°, 19%, 25%)
Closest Web Safe#333333
Inverse Color#CBC4BF [Pale Silver]
Closest Pantone®432 C
Closest RAL7016 [Anthracite grey]
Complementary Color#403934 [Black Olive]
Metallic Charcoal Converted to Grayscale Codes
Simple Average#3A3A3A
Weighted Average (Most Common)#393939
Weighted Average (Luma)#3A3A3A
Weighted Average (Gamma Adjusted)#7F7F7F

Metallic Charcoal Color Palettes

Complementary color palette of 343B40. Complementary color is 403934

Complementary Palette

The complement of Metallic Charcoal is Black Olive with the hex code #403934. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #343B40 color is offered by #403934. The complementary color palette is easiest to use and work with. Studies have shown that contrasting color palette is the best way to grab a viewer's attention.

Analogous color palette with (343B40, 343540 and 34403F)

Analogous Palette

The analogous colors of Metallic Charcoal (#343B40) are Onyx (#343540) and Onyx (#34403F). In the RGB color wheel, these two analogous colors occur to the right and left of Metallic Charcoal with a 30° separation on either side. An analogous color palette is extremely soothing to the eyes and works wonders if your main color is soft or pastel.

Split Complementary color palette with (343B40, 403435 and 403F34)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Metallic Charcoal (#343B40) are #403435 (Old Burgundy) and #403F34 (Black Olive). A split-complementary color palette consists of the main color along with those on either side (30°) of the complementary color. Based on our research, usage of split-complementary palettes is on the rise online, especially in graphics and web sites designs. It may be because it is not as contrasting as the complementary color palette and, hence, results in a combination which is pleasant to the eyes.

Triadic color palette with (343B40, 40343B and 3B4034)

Triadic Palette

Metallic Charcoal triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #40343B (Black Olive) and #3B4034 (Black Olive) along with #343B40 create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

Tetradic color palette with (343B40, 40343B, 403934 and 344039)

Tetradic Palette

The tetradic palette of Metallic Charcoal has four colors - #40343B (Black Olive), #403934 (Black Olive) and #344039 (Onyx) in addition to the base color (#343B40). A tetradic color palette is complex and, in most cases, should not be used off-the-shelf. We suggest tweaking the colors slightly to achieve desired results.

Square color palette with (343B40, 3F3440, 403934 and 354034)

Square Palette

Metallic Charcoal square color palette has #3F3440 (Onyx), #403934 (Black Olive) and #354034 (Kombu Green). Quite like triadic, the hues in a square palette are at the maximum distance from each other, which is 90°.
Note: For several colors purposes, a square palette may look much better than the tetrad color palette.

Rainbow color

Metallic Charcoal Color Rainbow Palette

Our Metallic Charcoal rainbow color palette is based on the RGB model and consists of 7 colors, just like the traditional rainbow. You might not see a lot of variation in color, especially if the chosen color is dark or extremely light. However, this can lead interesting rainbow palettes that are faded, soft, pastel or dull.

Tints, Tones & Shades of Metallic Charcoal Color


  • Transparent 5D6266#5D6266
  • Transparent 717679#717679
  • Transparent 85898C#85898C
  • Transparent 9A9DA0#9A9DA0
  • Transparent AEB1B3#AEB1B3
  • Transparent C2C4C6#C2C4C6
  • Transparent D6D8D9#D6D8D9
  • Transparent EBEBEC#EBEBEC


  • Transparent 43494D#43494D
  • Transparent 4B5053#4B5053
  • Transparent 52575A#52575A
  • Transparent 5A5E60#5A5E60
  • Transparent 626466#626466
  • Transparent 696B6D#696B6D
  • Transparent 717273#717273
  • Transparent 78797A#78797A


  • Transparent 2A2F33#2A2F33
  • Transparent 24292D#24292D
  • Transparent 1F2326#1F2326
  • Transparent 1A1E20#1A1E20
  • Transparent 15181A#15181A
  • Transparent 101213#101213
  • Transparent 0A0C0D#0A0C0D
  • Transparent 050606#050606

Metallic Charcoal Color Patterns

  • Transparent

    Metallic Charcoal Gingham Checks

  • Transparent

    Metallic Charcoal Vertical Stripes Pattern

  • Transparent

    Metallic Charcoal Polka Dots Pattern

  • Transparent

    Metallic Charcoal Honeycomb Pattern

  • Transparent

    Metallic Charcoal Leaves Pattern

  • Transparent

    Metallic Charcoal Houndstooth Pattern

  • Transparent

    Metallic Charcoal Trellis Pattern

  • Transparent

    Metallic Charcoal Plaid Pattern

Metallic Charcoal Color Interior Ideas

Pretty Photo frame on Metallic Charcoal color drawing room interior textured wall

Metallic Charcoal Color Drawing Room Textured Wall Paint Idea

Pretty Photo frame on Metallic Charcoal color Living room wal color

Metallic Charcoal Color Living Room Wall Paint Idea

Pretty Photo frame on Metallic Charcoal color Bedroom interior wall color

Metallic Charcoal Color Bedroom Wall Paint Idea

Pretty Photo frame on Metallic Charcoal color kitchen interior wall color

Metallic Charcoal Color Kitchen Wall Paint Idea