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Blue Color Codes - The Hex, RGB, HSL and CMYK Values

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By: Contributing Artist

What colors make Blue?

On this page, you will find the Blue Hex, RGB, Hue Saturation Light (HSL), and CMYK color codes. We also include shades and variations of Blue, color palettes, and related colors.

Blue color code

The Blue hex code is #0000FF. The Blue hex code can be quantified in RGB values which represent the amount of Red, Green and Blue color channels. The RGB value is an estimated amount of red, green, and blue color to create the color Blue. The RGB estimate is:


  • Red: #00 in Hex amounts to 0%
  • Green: #00 in Hex amounts to 0%
  • Blue: #FF in Hex amounts to 100%

Blue in HSL

HSL is an acronym which stands for Hue, Saturation, and Lightness. HSL was developed for television and standardized for computer displays.

Hue is the perceived color name. Saturation is the "colorfulness" relative to the color's brightness. Brightness is our human eye's quantifed perception of the spectral light distribution. Lightness is the color brightness relative to a perceived similarly illuminated white.

Brightness and "colorfulness" are absolute measures, while Lightness and and Saturation are relative measures.

Blue is 240deg, 100%, 50% HSL.


  • Hue: 240deg
  • Saturation: 100%
  • Light: 50%

Blue color in CMYK color model

The CMYK color model is commonly used in printing. The CMYK acronym stands for Cyan, Magenta, Yellow and Key. Where key is black. Since the black color is the absence of light, the CMYK is a subtractive color model. White light minus red is cyan, minus green is magenta, minus blue is yellow.

Blue is 100% 100% 0% 0% CMYK.


  • Cyan: 100%
  • Magenta: 100%
  • Yellow: 0%
  • Key (or Black): 0%

Different shades of Blue

According to its HSL value, Blue contains about 50% of brightness.

Below are the all the values in HEX, HSL and CMYK color spaces for each shade variations:

  • Hex HSL CMYK
  • #CCCCFE 240deg, 100%, 90% 19%, 19%, 0%, 99%
  • #9999FF 240deg, 100%, 80% 40%, 40%, 0%, 99%
  • #6565FF 240deg, 100%, 70% 59%, 59%, 0%, 99%
  • #3232FF 240deg, 100%, 60% 80%, 80%, 0%, 99%
  • #0000FF 240deg, 100%, 50% 100%, 100%, 0%, 99%
  • #0000CC 240deg, 100%, 40% 100%, 100%, 0%, 99%
  • #000099 240deg, 100%, 30% 100%, 100%, 0%, 99%
  • #000066 240deg, 100%, 20% 100%, 100%, 0%, 99%
  • #000033 240deg, 100%, 10% 100%, 100%, 0%, 99%

Accessibility tips when using the color Blue

Ensure your content remains available to the broadest possible audience. Make sure the text color has enough contrast with its background. When using Blue on text, we recommend you use black for the background.

The reason Blue contrasts better with a black background is because Blue has a degree of brightness of 50% which provides better contrast on a dark background.

The Blue color palette hex codes.

There are a few color palettes available when working with Blue, but below is our favorite:

  • Red
    #FF0000
  • Sunflower Island
    #FFCD01
  • Chartreuse (Web)
    #7FFF00
  • Cathode Green
    #00FF55
  • Vivid Sky Blue
    #00CCFF
  • Electric Purple
    #BF00FF

By interpolating Hue and Saturation values, we can also generate great color palettes inspired from Blue

  • White
    #FFFFFF
  • Lemon Chiffon
    #FFFACD
  • Celery Mousse
    #C1FD95
  • Screamin' Green
    #66FF66
  • Megaman
    #3CBCFC
  • Electric Purple
    #BF00FF

Below is a series of palettes generated from the color Blue:

Palette variances of 3 colors:

  • #FFFE00
  • #FF007F
  • #0000FF
  • #FF0015
  • #0000FF
  • #00FF15
  • #FF00E5
  • #8C00FF
  • #0000FF

Palette variances of 4 colors:

  • #FF005D
  • #D000FF
  • #0000FF
  • #00D0FF
  • #7B00FF
  • #0000FF
  • #007BFF
  • #00F6FF
  • #A5FF00
  • #FF3B00
  • #FF00E1
  • #0000FF

Palette variances of 5 colors:

  • #FF007F
  • #FE00FF
  • #7F00FF
  • #0000FF
  • #007FFF
  • #C700FF
  • #0000FF
  • #00C7FF
  • #00FF6E
  • #59FF00
  • #11FF00
  • #FFF200
  • #FF0008
  • #FA00FF
  • #0000FF

Palette variances of 6 colors:

  • #00FF7F
  • #66FF00
  • #FFB200
  • #FF0032
  • #E500FF
  • #0000FF
  • #FF007F
  • #FE00FF
  • #7F00FF
  • #0000FF
  • #007FFF
  • #00FEFF
  • #0000FF
  • #00E5FF
  • #00FF32
  • #B2FF00
  • #FF6500
  • #FF007F

You will find specific color values of Blue on this page. For example, the Blue HEX color code is #0000FF. We offer a variety of color palette, variances, and an expert color mixer to develop color schemes. Related colors for Blue are:

  • C64 Blue color code is (0.0, 58.0, 255.0).
  • Ultramarine color code is (63.0, 0.0, 255.0).
  • Rare Blue color code is (0.0, 68.0, 255.0).
  • Overdue Blue color code is (68.0, 0.0, 255.0).
  • Blue (Ryb), Magic Ink color code is (2.0, 71.0, 254.0).
  • Vibrant Blue color code is (3.0, 57.0, 248.0).
  • Blue Ribbon color code is (0.0, 102.0, 255.0).
  • Electric Indigo color code is (111.0, 0.0, 255.0).
  • Blustering Blue color code is (68.0, 17.0, 255.0).
  • Azure color code is (0.0, 127.0, 255.0).

These values can help you match the specific shade and find complementary colors. Looking for a different shade of blue? Our color mixer expertly generates nine different shades and eighteen color variances.

At ourpastimes.com, we are a creative team of product designers, engineers, and data scientists who want to make the internet a better place. We have poured over color theory, the math is tougher than you think, and built a showcase for color combinations.

We started by building a great virtual color mixer. We hope everyone has seen a color wheel. Personally, I loved the color wheel in my art classroom growing up. The acrylic paints like Titanium White, Burnt sienna, Dioxazine Purple make combining colors visceral and our color mixer virtually offers that visceral feeling of color mixing paints. Use our color mixer to build your next color scheme!

The color wheel pickers showcase 12 main colors. The three primary colors are red, green, and blue. When combined together, the primary colors create pure white light. Secondary colors result from mixing two primary colors:

  • Red and Green make Yellow.
  • Green and Blue make Cyan.
  • Blue and Red make Magenta .

Combining a secondary color and a primary color yields tertiary colors. There are six tertiary colors. The six color names are orange, chartreuse green, spring green, azure, violet and rose. Colors continue to expand, for example, halfway between blue and violet is indigo, color code #4B0082, and violet is halfway between blue and purple.

So, the color wheel includes twelve main colors: red, orange, yellow, chartreuse green, green, spring green, cyan, azure, blue, violet, magenta, and rose.

But how do you mix paint color? To mix acrylic paint to make gold you mix in a small quantity of brown paint (approximately one part brown to 10 parts yellow). Our color mixer is expert at mixing color by parts. Adjust the color levels with an easy toggle and we handle the math to generate the resulting hex code, RGB and HSL.

Included in our color pages are color palettes, we generate color combinations between three and six colors. We call each different color mixture “palette variances.” Each color palette variance includes eighteen color mixes with HEX code displayed.

A third component we provide on this page is color shades. For example, shades of Blue include C64 Blue, Ultramarine, Rare Blue, Overdue Blue, Blue (Ryb), Magic Ink, Vibrant Blue, Blue Ribbon, Electric Indigo, Blustering Blue, and Azure. We offer nine tints and shades for each color. A color shade is found by adjusting the color saturation to find a darker hue. A color tint is a lighter color. For example, pink is a tint of red.

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