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Cobalt Color

HEX #043D9C / RGB (4, 61, 156)

Cobalt rock

What is Cobalt Color?

Cobalt (Hex code: 043D9C) Thumbnail

Cobalt has the hex code #043D9C. The equivalent RGB values are (4, 61, 156), which means it is composed of 2% red, 28% green and 71% blue. The CMYK color codes, used in printers, are C:97 M:61 Y:0 K:39. In the HSV/HSB scale, Cobalt has a hue of 218°, 97% saturation and a brightness value of 61%.
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.

Cobalt 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 the hex, RGB and/or HSL values. Please also note that the CMYK numbers mentioned on this page have been calculated from the hex code using well-known formulae and are only approximations.

Download Cobalt Solid Color Background

Cobalt Color Codes

Hex Code#043D9C
RGB Values(4, 61, 156)
CMYK Values(97%, 61%, 0%, 39%)
HSV/HSB Values(218°, 97%, 61%)
Closest Web Safe#003399
Inverse Color#FBC263 [Orange-Yellow (Crayola)]
Closest Pantone®293 C
Closest RAL5005 [Signal blue]
Complementary Color#9C6304 [Gamboge Orange (Brown)]
Cobalt Converted to Grayscale Codes
Simple Average#4A4A4A
Weighted Average (Most Common)#363636
Weighted Average (Luma)#383838
Weighted Average (Gamma Adjusted)#7C7C7C

Cobalt Color Palettes

Complementary color palette of 043D9C. Complementary color is 9C6304

Complementary Palette

The complement of Cobalt is Gamboge Orange (Brown) with the hex code #9C6304. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #043D9C color is offered by #9C6304. 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.

043D9C 9C6304
Analogous color palette with (043D9C, 17049C and 04899C)

Analogous Palette

The analogous colors of Cobalt (#043D9C) are Neon Blue (#17049C) and Viridian Green (#04899C). In the RGB color wheel, these two analogous colors occur to the right and left of Cobalt 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.

043D9C 17049C 04899C
Split Complementary color palette with (043D9C, 9C1704 and 899C04)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Cobalt (#043D9C) are #9C1704 (Rufous) and #899C04 (Apple 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.

043D9C 9C1704 899C04
Triadic color palette with (043D9C, 9C043D and 3D9C04)

Triadic Palette

Cobalt triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #9C043D (Pink Raspberry) and #3D9C04 (Slimy Green) along with #043D9C create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

043D9C 9C043D 3D9C04
Tetradic color palette with (043D9C, 9C043D, 9C6304 and 049C63)

Tetradic Palette

The tetradic palette of Cobalt has four colors - #9C043D (Pink Raspberry), #9C6304 (Gamboge Orange (Brown)) and #049C63 (Shamrock Green) in addition to the base color (#043D9C). 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.

043D9C 9C043D 9C6304 049C63
Square color palette with (043D9C, 9C0489, 9C6304 and 049C17)

Square Palette

Cobalt square color palette has #9C0489 (Dark Magenta), #9C6304 (Gamboge Orange (Brown)) and #049C17 (Islamic 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.

043D9C 9C0489 9C6304 049C17
Rainbow color

Cobalt Color Rainbow Palette

Our Cobalt 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.

043C9C 4F049C 9C0467 9C2304 939C04 109C04 049C7A

Tints, Tones & Shades of Cobalt Color


  • Transparent 3664B03664B0
  • Transparent 4F77BA4F77BA
  • Transparent 688BC4688BC4
  • Transparent 829ECE829ECE
  • Transparent 9BB1D79BB1D7
  • Transparent B4C5E1B4C5E1
  • Transparent CDD8EBCDD8EB
  • Transparent E6ECF5E6ECF5


  • Transparent 1D4A961D4A96
  • Transparent 295194295194
  • Transparent 365891365891
  • Transparent 425F8E425F8E
  • Transparent 4E658B4E658B
  • Transparent 5B6C885B6C88
  • Transparent 677386677386
  • Transparent 747983747983


  • Transparent 03317D03317D
  • Transparent 032B6D032B6D
  • Transparent 02255E02255E
  • Transparent 021F4E021F4E
  • Transparent 02183E02183E
  • Transparent 01122F01122F
  • Transparent 010C1F010C1F
  • Transparent 000610000610

Cobalt Color Patterns

  • Transparent

    Cobalt Gingham Checks

  • Transparent

    Cobalt Vertical Stripes Pattern

  • Transparent

    Cobalt Polka Dots Pattern

  • Transparent

    Cobalt Honeycomb Pattern

  • Transparent

    Cobalt Leaves Pattern

  • Transparent

    Cobalt Houndstooth Pattern

  • Transparent

    Cobalt Trellis Pattern

  • Transparent

    Cobalt Plaid Pattern

Cobalt Color Interior Ideas

Pretty Photo frame on Cobalt color drawing room interior textured wall

Cobalt Color Drawing Room Textured Wall Paint Idea

Pretty Photo frame on Cobalt color Living room wal color

Cobalt Color Living Room Wall Paint Idea

Pretty Photo frame on Cobalt color Bedroom interior wall color

Cobalt Color Bedroom Wall Paint Idea

Pretty Photo frame on Cobalt color kitchen interior wall color

Cobalt Color Kitchen Wall Paint Idea

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