Indigo

HEX #4B0082 / RGB (75, 0, 130)

Book with indigo colored cover

What is Indigo Color?

Indigo (Hex code: 4B0082) Thumbnail

Indigo has the hex code #4B0082. The equivalent RGB values are (75, 0, 130), which means it is composed of 37% red, 0% green and 63% blue. The CMYK color codes, used in printers, are C:42 M:100 Y:0 K:49. In the HSV/HSB scale, Indigo has a hue of 275°, 100% saturation and a brightness value of 51%.
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.

Named after the country India, Indigo is a traditional color that has been made for millennia from the dye of Indigofera tinctoria plant. However, this indigo is closer to violet than the blue of the dye after which it is named. Since the middle of the 20th century, this color provides a better representation of the indigo used in pigments and paints than the traditional color.

The color is included in the X11 and web colors lists and can be used in HTML and CSS code with its name, “indigo”, in addition to the hex, RGB, CMYK and HSB values.
Other names: Web Indigo

Indigo Color Codes

Hex Code#4B0082
RGB Values(75, 0, 130)
CMYK Values(42%, 100%, 0%, 49%)
HSV/HSB Values(275°, 100%, 51%)
Closest Web Safe#330099
Inverse Color#B4FF7D [Yellow-Green (Crayola)]
Closest Pantone®Medium Purple C
Closest RAL5022 [Night blue]
Complementary Color#378200 [Metallic Green]
Indigo Converted to Grayscale Codes
Simple Average#444444
Desaturated#414141
Weighted Average (Most Common)#252525
Weighted Average (Luma)#191919
Weighted Average (Gamma Adjusted)#565656

Indigo Color Palettes

Complementary color palette of 4B0082. Complementary color is 378200

Complementary Palette

The complement of Indigo is Metallic Green with the hex code #378200. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #4B0082 color is offered by #378200. 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 (4B0082, 820078 and 0A0082)

Analogous Palette

The analogous colors of Indigo (#4B0082) are Philippine Violet (#820078) and Navy Blue (#0A0082). In the RGB color wheel, these two analogous colors occur to the right and left of Indigo 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 (4B0082, 788200 and 00820A)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Indigo (#4B0082) are #788200 (Olive) and #00820A (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.

Triadic color palette with (4B0082, 824B00 and 00824B)

Triadic Palette

Indigo triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #824B00 (Dark Bronze) and #00824B (Philippine Green) along with #4B0082 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 (4B0082, 824B00, 378200 and 003782)

Tetradic Palette

The tetradic palette of Indigo has four colors - #824B00 (Dark Bronze), #378200 (Metallic Green) and #003782 (Air Force Blue (USAF)) in addition to the base color (#4B0082). 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 (4B0082, 820A00, 378200 and 007882)

Square Palette

Indigo square color palette has #820A00 (Barn Red), #378200 (Metallic Green) and #007882 (Teal). 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

Indigo Color Rainbow Palette

Our Indigo 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 Indigo Color

Tints

  • Transparent 6F339B#6F339B
  • Transparent 814DA8#814DA8
  • Transparent 9366B4#9366B4
  • Transparent A580C1#A580C1
  • Transparent B799CD#B799CD
  • Transparent C9B3DA#C9B3DA
  • Transparent DBCCE6#DBCCE6
  • Transparent EDE6F3#EDE6F3

Tones

  • Transparent 561A82#561A82
  • Transparent 5B2681#5B2681
  • Transparent 603381#603381
  • Transparent 664081#664081
  • Transparent 6B4D81#6B4D81
  • Transparent 705A81#705A81
  • Transparent 756680#756680
  • Transparent 7B7380#7B7380

Shades

  • Transparent 3C0068#3C0068
  • Transparent 35005B#35005B
  • Transparent 2D004E#2D004E
  • Transparent 260041#260041
  • Transparent 1E0034#1E0034
  • Transparent 170027#170027
  • Transparent 0F001A#0F001A
  • Transparent 08000D#08000D

Indigo Color Patterns

  • Transparent

    Indigo Gingham Checks

  • Transparent

    Indigo Vertical Stripes Pattern

  • Transparent

    Indigo Polka Dots Pattern

  • Transparent

    Indigo Honeycomb Pattern

  • Transparent

    Indigo Leaves Pattern

  • Transparent

    Indigo Houndstooth Pattern

  • Transparent

    Indigo Trellis Pattern

  • Transparent

    Indigo Plaid Pattern

Photo credits: klipartz.com