Blue-Black color hex code is #040720

What is Blue-Black Color?

Blue-Black has the hex code #040720. The equivalent RGB values are (4, 7, 32), which means it is composed of 9% red, 16% green and 74% blue. The CMYK color codes, used in printers, are C:88 M:78 Y:0 K:88. In the HSV/HSB scale, Blue-Black has a hue of 234°, 88% saturation and a brightness value of 13%.
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.

Blue-black is a strong dark bluish-black color. It can be used in HTML and CSS code with its hex, RGB, HSB or CMYK values.

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Blue-Black Color Codes

Hex Code	#040720
RGB Values	(4, 7, 32)
CMYK Values	(88%, 78%, 0%, 88%)
HSV/HSB Values	(234°, 88%, 13%)
Closest Web Safe	#000033
Inverse Color	#FBF8DF [Cornsilk]
Closest Pantone®	Black 6 C
Closest RAL	9005 [Jet black]
Complementary Color	#201D04 [Zinnwaldite Brown]

Blue-Black Converted to Grayscale Codes
Simple Average	#0E0E0E
Desaturated	#121212
Weighted Average (Most Common)	#090909
Weighted Average (Luma)	#080808
Weighted Average (Gamma Adjusted)	#303030

Blue-Black Color Palettes

Blue-Black is too dark to display its color palettes.

Complementary color palette of 040720. Complementary color is 201D04

Complementary Palette

The complement of Blue-Black is Zinnwaldite Brown with the hex code #201D04. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #040720 color is offered by #201D04. 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.

040720 201D04

Analogous color palette with (040720, 0F0420 and 041520)

Analogous Palette

The analogous colors of Blue-Black (#040720) are Rich Black (FOGRA29) (#0F0420) and Rich Black (FOGRA29) (#041520). In the RGB color wheel, these two analogous colors occur to the right and left of Blue-Black 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.

040720 0F0420 041520

Split Complementary color palette with (040720, 200F04 and 152004)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Blue-Black (#040720) are #200F04 (Root Beer) and #152004 (Black Chocolate). 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.

040720 200F04 152004

Triadic color palette with (040720, 200407 and 072004)

Triadic Palette

Blue-Black triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #200407 (Root Beer) and #072004 (Smoky Black) along with #040720 create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

040720 200407 072004

Tetradic color palette with (040720, 200407, 201D04 and 04201D)

Tetradic Palette

The tetradic palette of Blue-Black has four colors - #200407 (Root Beer), #201D04 (Zinnwaldite Brown) and #04201D (Dark Green) in addition to the base color (#040720). 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.

040720 200407 201D04 04201D

Square color palette with (040720, 200415, 201D04 and 04200F)

Square Palette

Blue-Black square color palette has #200415 (Licorice), #201D04 (Zinnwaldite Brown) and #04200F (Chinese Black). 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.

040720 200415 201D04 04200F

Blue-Black Color Rainbow Palette

Our Blue-Black 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.

040720 190420 20040F 201104 172004 042009 041F20