#303F64 Hex Code

Color Name: Deep Koamaru

What is hex #303F64 Color?

Deep Koamaru (Hex code: 303F64) Thumbnail

The color name of hex code #303F64 is Deep Koamaru. The RGB values are (48, 63, 100) which means it is composed of 23% red, 30% green and 47% blue. The CMYK color codes, used in printers, are C:52 M:37 Y:0 K:61. In the HSV/HSB scale, #303F64 has a hue of 223°, 52% 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 #303F64 Color Codes

Color NameDeep Koamaru
RGB Values(48, 63, 100)
CMYK Values(52%, 37%, 0%, 61%)
HSV/HSB Values(223°, 52%, 39%)
Closest Web Safe#333366
Inverse Color#CFC09B [Dark Vanilla]
Closest Pantone®5265 C
Closest RAL5003 [Sapphire blue]
Complementary Color#645530 [Coffee]
#303F64 Converted to Grayscale Codes
Simple Average#464646
Weighted Average (Most Common)#3F3F3F
Weighted Average (Luma)#3E3E3E
Weighted Average (Gamma Adjusted)#838383

Hex #303F64 Color Palettes

Complementary color palette of 303F64. Complementary color is 645530

Complementary Palette

The complement of #303F64 is #645530 which is called Coffee. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #303F64 color is offered by #645530. 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 (303F64, 3B3064 and 305964)

Analogous Palette

The analogous colors of #303F64 are #3B3064 and #305964, called Jacarta and Police Blue, respectively. In the RGB color wheel, they are located to the right and left of #303F64 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 (303F64, 643B30 and 596430)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of #303F64 are #643B30 (Van Dyke Brown) and #596430 (Dark Olive 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 (303F64, 64303F and 3F6430)

Triadic Palette

#303F64 triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #64303F (Old Mauve) and #3F6430 (Mughal Green) along with #303F64, 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 (303F64, 64303F, 645530 and 306455)

Tetradic Palette

The tetradic palette of #303F64 has #64303F (Old Mauve), #645530 (Coffee) and #306455 (Dark Slate Gray). 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 (303F64, 643059, 645530 and 30643B)

Square Palette

The square color palette of #303F64 contains #643059 (Halayà Úbe), #645530 (Coffee) and #30643B (Deep Moss 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.

Rainbow color

Hex #303F64 Rainbow Colors Palette

Our #303F64 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 Deep Koamaru Color


  • Transperent 596583596583
  • Transperent 6e79936E7993
  • Transperent 838ca2838CA2
  • Transperent 989fb2989FB2
  • Transperent acb2c1ACB2C1
  • Transperent c1c5d1C1C5D1
  • Transperent d6d9e0D6D9E0
  • Transperent eaecf0EAECF0


  • Transperent 404c6a404C6A
  • Transperent 48536c48536C
  • Transperent 50596f50596F
  • Transperent 586072586072
  • Transperent 606675606675
  • Transperent 686d78686D78
  • Transperent 70737a70737A
  • Transperent 787a7d787A7D


  • Transperent 263250263250
  • Transperent 222c46222C46
  • Transperent 1d263c1D263C
  • Transperent 182032182032
  • Transperent 131928131928
  • Transperent 0e131e0E131E
  • Transperent 0a0d140A0D14
  • Transperent 05060a05060A

#303F64 Color Patterns

  • transperent

    Deep Koamaru Gingham Checks

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    Deep Koamaru Vertical Stripes Pattern

  • transperent

    Deep Koamaru Polka Dots Pattern

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    Deep Koamaru Honeycomb Pattern

  • transperent

    Deep Koamaru Leaves Pattern

  • transperent

    Deep Koamaru Houndstooth Pattern

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    Deep Koamaru Trellis Pattern

  • transperent

    Deep Koamaru 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.