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Blue Color

HEX #0000FF / RGB (0, 0, 255)

White cloud on a blue web color sky

What is Blue Color?

Blue (Hex code: 0000FF) Thumbnail

Blue has the hex code #0000FF. The equivalent RGB values are (0, 0, 255), which means it is composed of 0% red, 0% green and 100% blue. The CMYK color codes, used in printers, are C:100 M:100 Y:0 K:0. In the HSV/HSB scale, Blue has a hue of 240°, 100% saturation and a brightness value of 100%.
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 is one of the primary colors in the RGB model. It has the hex code #0000FF and RGB values (0, 0, 255). This means the red and green components have been reduced to zero while the blue is at its fullest.

The complementary color of blue web color is yellow (hex code #FFFF00). The basic color palettes like analogous, split complementary, triadic, tetradic and square are displayed below. The blue rainbow color palette is based on the RGB color wheel.

The color can be used in HTML and CSS code by name because it is included in the web colors list.

Download Blue Solid Color Background

Blue Color Codes

Hex Code#0000FF
RGB Values(0, 0, 255)
CMYK Values(100%, 100%, 0%, 0%)
HSV/HSB Values(240°, 100%, 100%)
Closest Web Safe#0000FF
Inverse Color#FFFF00 [Yellow]
Closest Pantone®2736 C
Closest RAL5005 [Signal blue]
Complementary Color#FFFF00 [Yellow]
Blue Converted to Grayscale Codes
Simple Average#555555
Weighted Average (Most Common)#1C1C1C
Weighted Average (Luma)#121212
Weighted Average (Gamma Adjusted)#494949

Blue Color Palettes

Complementary color palette of 0000FF. Complementary color is FFFF00

Complementary Palette

The complement of Blue is Yellow with the hex code #FFFF00. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #0000FF color is offered by #FFFF00. 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.

0000FF FFFF00
Analogous color palette with (0000FF, 8000FF and 0080FF)

Analogous Palette

The analogous colors of Blue (#0000FF) are Violet (Color Wheel) (#8000FF) and Azure (#0080FF). In the RGB color wheel, these two analogous colors occur to the right and left of Blue 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.

0000FF 8000FF 0080FF
Split Complementary color palette with (0000FF, FF8000 and 80FF00)

Split-Complementary Palette

As per the RGB color wheel, the split-complementary colors of Blue (#0000FF) are #FF8000 (Orange (Color Wheel)) and #80FF00 (Chartreuse (Web)). 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.

0000FF FF8000 80FF00
Triadic color palette with (0000FF, FF0000 and 00FF00)

Triadic Palette

Blue triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #FF0000 (Red) and #00FF00 (Electric Green) along with #0000FF create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.

0000FF FF0000 00FF00
Tetradic color palette with (0000FF, FF0000, FFFF00 and 00FFFF)

Tetradic Palette

The tetradic palette of Blue has four colors - #FF0000 (Red), #FFFF00 (Yellow) and #00FFFF (Aqua) in addition to the base color (#0000FF). 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.

0000FF FF0000 FFFF00 00FFFF
Square color palette with (0000FF, FF0080, FFFF00 and 00FF80)

Square Palette

Blue square color palette has #FF0080 (Bright Pink), #FFFF00 (Yellow) and #00FF80 (Guppie 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.

0000FF FF0080 FFFF00 00FF80
Rainbow color

Blue Color Rainbow Palette

Our Blue 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.

0000FF DB00FF FF0049 FF9200 92FF00 00FF49 00DBFF

Tints, Tones & Shades of Blue Color


  • Transparent 3333FF3333FF
  • Transparent 4D4DFF4D4DFF
  • Transparent 6666FF6666FF
  • Transparent 8080FF8080FF
  • Transparent 9999FF9999FF
  • Transparent B3B3FFB3B3FF
  • Transparent CCCCFFCCCCFF
  • Transparent E6E6FFE6E6FF


  • Transparent 1A1AE61A1AE6
  • Transparent 2626D92626D9
  • Transparent 3333CC3333CC
  • Transparent 4040C04040C0
  • Transparent 4D4DB34D4DB3
  • Transparent 5A5AA65A5AA6
  • Transparent 666699666699
  • Transparent 73738D73738D


  • Transparent 0000CC0000CC
  • Transparent 0000B30000B3
  • Transparent 000099000099
  • Transparent 000080000080
  • Transparent 000066000066
  • Transparent 00004D00004D
  • Transparent 000033000033
  • Transparent 00001A00001A

Blue Color Patterns

  • Transparent

    Blue Gingham Checks

  • Transparent

    Blue Vertical Stripes Pattern

  • Transparent

    Blue Polka Dots Pattern

  • Transparent

    Blue Honeycomb Pattern

  • Transparent

    Blue Leaves Pattern

  • Transparent

    Blue Houndstooth Pattern

  • Transparent

    Blue Trellis Pattern

  • Transparent

    Blue Plaid Pattern

Blue Color Interior Ideas

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Blue Color Drawing Room Textured Wall Paint Idea

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Blue Color Living Room Wall Paint Idea

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Blue Color Bedroom Wall Paint Idea

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Blue Color Kitchen Wall Paint Idea

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