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Black Onyx Color

HEX #2C282C / RGB (44, 40, 44)

Gold Ring with Onxy Gem

What is Black Onyx Color?

Black Onyx (Hex code: 2C282C) Thumbnail

Black Onyx is a Pantone textile Cotton eXtended color with the PMS number 19-4003 TCX. It is not a web color and cannot be used in HTML and CSS code by name. However, it can be applied to web pages and digital works with its hex, RGB or HSL values.
Black Onyx color hex code is #2C282C with RGB (44, 40, 44). Please note that the equivalent RAL and CMYK values mentioned on this page have been derived from the hexadecimal code and are only approximates.

Download Black Onyx Solid Color Background

Black Onyx Color Codes

Hex Code#2C282C
RGB Values(44, 40, 44)
CMYK Values(0%, 9%, 0%, 83%)
HSV/HSB Values(300°, 9%, 17%)
Closest Web Safe#333333
Inverse Color#D3D7D3 [Light Gray]
Pantone®19-4003 TCX
Closest RAL9017 [Traffic black]
Complementary Color#282C28 [Charleston Green]
Black Onyx Converted to Grayscale Codes
Simple Average#2B2B2B
Weighted Average (Most Common)#2A2A2A
Weighted Average (Luma)#292929
Weighted Average (Gamma Adjusted)#6C6C6C

Black Onyx Color Palettes

Black Onyx is almost gray. We don't think there is any need to display the color palettes.
Complementary color palette of 2C282C. Complementary color is 282C28

Complementary Palette

The complement of Black Onyx is Charleston Green with the hex code #282C28. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #2C282C color is offered by #282C28. 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.

2C282C 282C28
Analogous color palette with (2C282C, 2C282A and 2A282C)

Analogous Palette

The analogous colors of Black Onyx (#2C282C) are Charleston Green (#2C282A) and Charleston Green (#2A282C). In the RGB color wheel, these two analogous colors occur to the right and left of Black Onyx 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.

2C282C 2C282A 2A282C
Split Complementary color palette with (2C282C, 2A2C28 and 282C2A)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Black Onyx (#2C282C) are #2A2C28 (Pine Tree) and #282C2A (Charleston Green). 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.

2C282C 2A2C28 282C2A
Triadic color palette with (2C282C, 2C2C28 and 282C2C)

Triadic Palette

Black Onyx triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #2C2C28 (Pine Tree) and #282C2C (Charleston Green) along with #2C282C create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

2C282C 2C2C28 282C2C
Tetradic color palette with (2C282C, 2C2C28, 282C28 and 28282C)

Tetradic Palette

The tetradic palette of Black Onyx has four colors - #2C2C28 (Pine Tree), #282C28 (Charleston Green) and #28282C (Charleston Green) in addition to the base color (#2C282C). 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.

2C282C 2C2C28 282C28 28282C
Square color palette with (2C282C, 2C2A28, 282C28 and 282A2C)

Square Palette

Black Onyx square color palette has #2C2A28 (Pine Tree), #282C28 (Charleston Green) and #282A2C (Charleston 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.

2C282C 2C2A28 282C28 282A2C
Rainbow color

Black Onyx Color Rainbow Palette

Our Black Onyx 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.

2C282C 2C2829 2C2B28 2A2C28 282C2A 282B2C 29282C

Tints, Tones & Shades of Black Onyx Color


  • Transparent 565356565356
  • Transparent 6B696B6B696B
  • Transparent 807E80807E80
  • Transparent 969496969496
  • Transparent ABA9ABABA9AB
  • Transparent C0BFC0C0BFC0
  • Transparent D5D4D5D5D4D5
  • Transparent EAEAEAEAEAEA


  • Transparent 3D3A3D3D3A3D
  • Transparent 454245454245
  • Transparent 4E4B4E4E4B4E
  • Transparent 565456565456
  • Transparent 5E5D5E5E5D5E
  • Transparent 676667676667
  • Transparent 6F6E6F6F6E6F
  • Transparent 787778787778


  • Transparent 232023232023
  • Transparent 1F1C1F1F1C1F
  • Transparent 1A181A1A181A
  • Transparent 161416161416
  • Transparent 121012121012
  • Transparent 0D0C0D0D0C0D
  • Transparent 090809090809
  • Transparent 040404040404

Black Onyx Color Patterns

  • Transparent

    Black Onyx Gingham Checks

  • Transparent

    Black Onyx Vertical Stripes Pattern

  • Transparent

    Black Onyx Polka Dots Pattern

  • Transparent

    Black Onyx Honeycomb Pattern

  • Transparent

    Black Onyx Leaves Pattern

  • Transparent

    Black Onyx Houndstooth Pattern

  • Transparent

    Black Onyx Trellis Pattern

  • Transparent

    Black Onyx Plaid Pattern

Black Onyx Color Interior Ideas

Pretty Photo frame on Black Onyx color drawing room interior textured wall

Black Onyx Color Drawing Room Textured Wall Paint Idea

Pretty Photo frame on Black Onyx color Living room wal color

Black Onyx Color Living Room Wall Paint Idea

Pretty Photo frame on Black Onyx color Bedroom interior wall color

Black Onyx Color Bedroom Wall Paint Idea

Pretty Photo frame on Black Onyx color kitchen interior wall color

Black Onyx Color Kitchen Wall Paint Idea

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