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Diamond Black Color

HEX #2B303E / RGB (43, 48, 62)

Diamond engagement ring

What is Diamond Black Color?

Diamond Black (Hex code: 2B303E) Thumbnail

Diamond Black has the hex code #2B303E. The equivalent RGB values are (43, 48, 62), which means it is composed of 28% red, 31% green and 41% blue. The CMYK color codes, used in printers, are C:31 M:23 Y:0 K:76. In the HSV/HSB scale, Diamond Black has a hue of 224°, 31% saturation and a brightness value of 24%.
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.

Included in the RAL Design list with the number 280 20 10, Diamond Black hex code is #2B303E with equivalent RGB (43, 48, 62). It is not a web color and cannot be applied to web pages by name. However, it can be used in HTML and CSS code by the hex, RGB or HSL values.
FYI, Diamond Black's CMYK numbers and corresponding Pantone (PMS) color value mentioned on this page have been calculated from the hexadecimal code and are only approximations.

RAL is a popular color matching system used in several European countries including Germany, France, Italy and the UK. Please note that RAL Design catalogue is for interior colors and is different from the original RAL Classic list.

Download Diamond Black Solid Color Background

Diamond Black Color Codes

Hex Code#2B303E
RGB Values(43, 48, 62)
CMYK Values(31%, 23%, 0%, 76%)
HSV/HSB Values(224°, 31%, 24%)
Closest Web Safe#333333
Inverse Color#D4CFC1 [Pastel Gray]
Closest Pantone®7546 C
Closest RAL7021 [Black grey]
Complementary Color#3E392B [Jacko Bean]
Diamond Black Converted to Grayscale Codes
Simple Average#333333
Weighted Average (Most Common)#303030
Weighted Average (Luma)#303030
Weighted Average (Gamma Adjusted)#747474

Diamond Black Color Palettes

Complementary color palette of 2B303E. Complementary color is 3E392B

Complementary Palette

The complement of Diamond Black is Jacko Bean with the hex code #3E392B. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #2B303E color is offered by #3E392B. 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.

2B303E 3E392B
Analogous color palette with (2B303E, 302B3E and 2B3A3E)

Analogous Palette

The analogous colors of Diamond Black (#2B303E) are Gunmetal (#302B3E) and Outer Space (Crayola) (#2B3A3E). In the RGB color wheel, these two analogous colors occur to the right and left of Diamond Black 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.

2B303E 302B3E 2B3A3E
Split Complementary color palette with (2B303E, 3E302B and 3A3E2B)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Diamond Black (#2B303E) are #3E302B (Black Coffee) and #3A3E2B (Kombu 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.

2B303E 3E302B 3A3E2B
Triadic color palette with (2B303E, 3E2B30 and 303E2B)

Triadic Palette

Diamond Black triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #3E2B30 (Black Coffee) and #303E2B (Kombu Green) along with #2B303E create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

2B303E 3E2B30 303E2B
Tetradic color palette with (2B303E, 3E2B30, 3E392B and 2B3E39)

Tetradic Palette

The tetradic palette of Diamond Black has four colors - #3E2B30 (Black Coffee), #3E392B (Jacko Bean) and #2B3E39 (Outer Space (Crayola)) in addition to the base color (#2B303E). 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.

2B303E 3E2B30 3E392B 2B3E39
Square color palette with (2B303E, 3E2B3A, 3E392B and 2B3E30)

Square Palette

Diamond Black square color palette has #3E2B3A (Black Coffee), #3E392B (Jacko Bean) and #2B3E30 (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.

2B303E 3E2B3A 3E392B 2B3E30
Rainbow color

Diamond Black Color Rainbow Palette

Our Diamond Black 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.

2B303E 362B3E 3E2B35 3E312B 3B3E2B 2B3E2B 2B3E3C

Tints, Tones & Shades of Diamond Black Color


  • Transparent 555965555965
  • Transparent 6B6E786B6E78
  • Transparent 80838B80838B
  • Transparent 95989F95989F
  • Transparent AAACB2AAACB2
  • Transparent BFC1C5BFC1C5
  • Transparent D5D6D8D5D6D8
  • Transparent EAEAECEAEAEC


  • Transparent 3C404B3C404B
  • Transparent 454852454852
  • Transparent 4D50584D5058
  • Transparent 56585F56585F
  • Transparent 5E60665E6066
  • Transparent 67686C67686C
  • Transparent 6F70736F7073
  • Transparent 787879787879


  • Transparent 222632222632
  • Transparent 1E222B1E222B
  • Transparent 1A1D251A1D25
  • Transparent 16181F16181F
  • Transparent 111319111319
  • Transparent 0D0E130D0E13
  • Transparent 090A0C090A0C
  • Transparent 040506040506

Diamond Black Color Patterns

  • Transparent

    Diamond Black Gingham Checks

  • Transparent

    Diamond Black Vertical Stripes Pattern

  • Transparent

    Diamond Black Polka Dots Pattern

  • Transparent

    Diamond Black Honeycomb Pattern

  • Transparent

    Diamond Black Leaves Pattern

  • Transparent

    Diamond Black Houndstooth Pattern

  • Transparent

    Diamond Black Trellis Pattern

  • Transparent

    Diamond Black Plaid Pattern

Diamond Black Color Interior Ideas

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

Diamond Black Color Drawing Room Textured Wall Paint Idea

Pretty Photo frame on Diamond Black color Living room wal color

Diamond Black Color Living Room Wall Paint Idea

Pretty Photo frame on Diamond Black color Bedroom interior wall color

Diamond Black Color Bedroom Wall Paint Idea

Pretty Photo frame on Diamond Black color kitchen interior wall color

Diamond Black Color Kitchen Wall Paint Idea

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