#640064 Hex Code

Color Name: Indigo

What is hex #640064 Color?

Indigo (Hex code: 640064) Thumbnail

The color name of hex code #640064 is Indigo. The RGB values are (100, 0, 100) which means it is composed of 50% red, 0% green and 50% blue. The CMYK color codes, used in printers, are C:0 M:100 Y:0 K:61. In the HSV/HSB scale, #640064 has a hue of 300°, 100% saturation and a brightness value of 39%.
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.

Hex #640064 Color Codes

Color NameIndigo
RGB Values(100, 0, 100)
CMYK Values(0%, 100%, 0%, 61%)
HSV/HSB Values(300°, 100%, 39%)
Closest Web Safe#660066
Inverse Color#9BFF9B [Mint Green]
Closest Pantone®2607 C
Closest RAL4004 [Claret violet]
Complementary Color#006400 [Dark Green (X11)]
#640064 Converted to Grayscale Codes
Simple Average#434343
Weighted Average (Most Common)#292929
Weighted Average (Luma)#1C1C1C
Weighted Average (Gamma Adjusted)#5B5B5B

Hex #640064 Color Palettes

Complementary color palette of 640064. Complementary color is 006400

Complementary Palette

The complement of #640064 is #006400 which is called Dark Green (X11). Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #640064 color is offered by #006400. 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 (640064, 640032 and 320064)

Analogous Palette

The analogous colors of #640064 are #640032 and #320064, called Imperial Purple and Deep Violet, respectively. In the RGB color wheel, they are located to the right and left of #640064 with a 30° separation. 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 (640064, 326400 and 006432)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of #640064 are #326400 (Metallic Green) and #006432 (Cadmium 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 (640064, 646400 and 006464)

Triadic Palette

#640064 triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #646400 (Bronze Yellow) and #006464 (Tropical Rain Forest) along with #640064, our main color, 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 (640064, 646400, 006400 and 000064)

Tetradic Palette

The tetradic palette of #640064 has #646400 (Bronze Yellow), #006400 (Dark Green (X11)) and #000064 (Navy Blue). A tetradic color palette is complex and, in most cases, should not be used off-the-shelf. We suggest tweaking the colors a little bit to achieve desired results.

Square color palette with (640064, 643200, 006400 and 003264)

Square Palette

The square color palette of #640064 contains #643200 (Philippine Bronze), #006400 (Dark Green (X11)) and #003264 (Dark Midnight Blue). 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

Hex #640064 Rainbow Colors Palette

Our #640064 rainbow color palette is based on the RGB color 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.

Shades of Indigo Color


  • Transperent 833383833383
  • Transperent 934d93934D93
  • Transperent a266a2A266A2
  • Transperent b280b2B280B2
  • Transperent c199c1C199C1
  • Transperent d1b3d1D1B3D1
  • Transperent e0cce0E0CCE0
  • Transperent f0e6f0F0E6F0


  • Transperent 6a1a6a6A1A6A
  • Transperent 6c266c6C266C
  • Transperent 6f336f6F336F
  • Transperent 724072724072
  • Transperent 754d75754D75
  • Transperent 785a78785A78
  • Transperent 7a667a7A667A
  • Transperent 7d737d7D737D


  • Transperent 500050500050
  • Transperent 460046460046
  • Transperent 3c003c3C003C
  • Transperent 320032320032
  • Transperent 280028280028
  • Transperent 1e001e1E001E
  • Transperent 140014140014
  • Transperent 0a000a0A000A

#640064 Color Patterns

  • transperent

    Indigo Gingham Checks

  • transperent

    Indigo Vertical Stripes Pattern

  • transperent

    Indigo Polka Dots Pattern

  • transperent

    Indigo Honeycomb Pattern

  • transperent

    Indigo Leaves Pattern

  • transperent

    Indigo Houndstooth Pattern

  • transperent

    Indigo Trellis Pattern

  • transperent

    Indigo Plaid Pattern

Color names have been derived from known and trusted lists OR have been formulated by us. They are close approximations and may not translate to exact names. Also, color is perceived and named differently in cultures and communities around the world. As per studies, only a handful of colors are interpretted and named in the same way across the globe.