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Simple Indigo Color

HEX #51428F / RGB (81, 66, 143)

Purple jacket with hoodie

What is Simple Indigo Color?

Simple Indigo (Hex code: 51428F) Thumbnail

Simple Indigo has the hex code #51428F. The equivalent RGB values are (81, 66, 143), which means it is composed of 28% red, 23% green and 49% blue. The CMYK color codes, used in printers, are C:43 M:54 Y:0 K:44. In the HSV/HSB scale, Simple Indigo has a hue of 252°, 54% saturation and a brightness value of 56%.
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.

Simple Indigo color is not included in the web list and cannot be used by name in HTML and CSS code. However, Simple Indigo can be applied to web pages with its hex code, RGB and/or HSL values. Please note that the CMYK numbers listed on this page have been derived from the hexadecimal code using known formulae and are only approximates.

Download Simple Indigo Solid Color Background

Simple Indigo Color Codes

Hex Code#51428F
RGB Values(81, 66, 143)
CMYK Values(43%, 54%, 0%, 44%)
HSV/HSB Values(252°, 54%, 56%)
Closest Web Safe#663399
Inverse Color#AEBD70 [Middle Green Yellow]
Closest Pantone®7671 C
Closest RAL5023 [Distant blue]
Complementary Color#808F42 [Palm Leaf]
Simple Indigo Converted to Grayscale Codes
Simple Average#616161
Weighted Average (Most Common)#4F4F4F
Weighted Average (Luma)#4B4B4B
Weighted Average (Gamma Adjusted)#8E8E8E

Simple Indigo Color Palettes

Complementary color palette of 51428F. Complementary color is 808F42

Complementary Palette

The complement of Simple Indigo is Palm Leaf with the hex code #808F42. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #51428F color is offered by #808F42. 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.

51428F 808F42
Analogous color palette with (51428F, 78428F and 425A8F)

Analogous Palette

The analogous colors of Simple Indigo (#51428F) are Cadmium Violet (#78428F) and Chinese Blue (#425A8F). In the RGB color wheel, these two analogous colors occur to the right and left of Simple 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.

51428F 78428F 425A8F
Split Complementary color palette with (51428F, 8F7842 and 5A8F42)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Simple Indigo (#51428F) are #8F7842 (Gold Fusion) and #5A8F42 (May 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.

51428F 8F7842 5A8F42
Triadic color palette with (51428F, 8F5142 and 428F51)

Triadic Palette

Simple Indigo triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #8F5142 (Coconut) and #428F51 (Middle Green) along with #51428F create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

51428F 8F5142 428F51
Tetradic color palette with (51428F, 8F5142, 808F42 and 42808F)

Tetradic Palette

The tetradic palette of Simple Indigo has four colors - #8F5142 (Coconut), #808F42 (Palm Leaf) and #42808F (Jelly Bean Blue) in addition to the base color (#51428F). 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.

51428F 8F5142 808F42 42808F
Square color palette with (51428F, 8F425A, 808F42 and 428F78)

Square Palette

Simple Indigo square color palette has #8F425A (Quinacridone Magenta), #808F42 (Palm Leaf) and #428F78 (Deep Aquamarine). 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.

51428F 8F425A 808F42 428F78
Rainbow color

Simple Indigo Color Rainbow Palette

Our Simple 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.

51428F 8F428B 8F4249 8F7D42 5F8F42 428F67 42758F

Tints, Tones & Shades of Simple Indigo Color


  • Transparent 7468A57468A5
  • Transparent 857BB1857BB1
  • Transparent 978EBC978EBC
  • Transparent A8A1C7A8A1C7
  • Transparent B9B3D2B9B3D2
  • Transparent CBC6DDCBC6DD
  • Transparent DCD9E9DCD9E9
  • Transparent EEECF4EEECF4


  • Transparent 5A4E8C5A4E8C
  • Transparent 5F558B5F558B
  • Transparent 645B89645B89
  • Transparent 696188696188
  • Transparent 6D67866D6786
  • Transparent 726D85726D85
  • Transparent 777483777483
  • Transparent 7B7A827B7A82


  • Transparent 413572413572
  • Transparent 392E64392E64
  • Transparent 312856312856
  • Transparent 292148292148
  • Transparent 201A39201A39
  • Transparent 18142B18142B
  • Transparent 100D1D100D1D
  • Transparent 08070E08070E

Simple Indigo Color Patterns

  • Transparent

    Simple Indigo Gingham Checks

  • Transparent

    Simple Indigo Vertical Stripes Pattern

  • Transparent

    Simple Indigo Polka Dots Pattern

  • Transparent

    Simple Indigo Honeycomb Pattern

  • Transparent

    Simple Indigo Leaves Pattern

  • Transparent

    Simple Indigo Houndstooth Pattern

  • Transparent

    Simple Indigo Trellis Pattern

  • Transparent

    Simple Indigo Plaid Pattern

Simple Indigo Color Interior Ideas

Pretty Photo frame on Simple Indigo color drawing room interior textured wall

Simple Indigo Color Drawing Room Textured Wall Paint Idea

Pretty Photo frame on Simple Indigo color Living room wal color

Simple Indigo Color Living Room Wall Paint Idea

Pretty Photo frame on Simple Indigo color Bedroom interior wall color

Simple Indigo Color Bedroom Wall Paint Idea

Pretty Photo frame on Simple Indigo color kitchen interior wall color

Simple Indigo Color Kitchen Wall Paint Idea

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