Information about #3B81BF color

#3B81BF color image

Basic facts about this digital color

The digital color #3B81BF is classified in the Register under the Azure Color Family, with Moderate Saturation and Light brightness. Its exact recipe is rgb(59, 129, 191) — 23.1% red, 50.6% green, 74.9% blue — and for print it converts to CMYK 52 / 24 / 0 / 25. Curious how these numbers work? Read our RGB color codes guide.

A pleasantly vivid sky-leaning azure, #3B81BF sits on the lighter side of the spectrum. Expect to see shades like this in balanced palettes where no single element should shout. In The Official Register of Color Names it is a hair away from Sports Star (#3D85B8). Nearby in the Register you will also find Windows Blue (#357EC7) and Cyan Blue Azure (#4682BF).

The recipe behind #3B81BF is rgb(59, 129, 191), with blue as the dominant ingredient. On this background, black text reaches a 5.1:1 contrast ratio (passing WCAG AA); white stays at 4.1:1. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#3B81BF color variations

View this color variations of tints, shades, tones and hues.

#3B81BF color harmonies

Color harmonies are pleasing color schemes created according to their position on a color wheel.

Complementary

Complementary color schemes are made by picking two opposite colors con the color wheel. They appear vibrant near to each other.

Complementary color schemes

Split complementary

Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.

Split complementary color scheme

Analogous

Analogous color schemes are made by picking three colors that are next to each other on the color wheel. They are perceived as calm and serene.

Analogous color scheme

Triadic

Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.

Triadic color scheme

Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme

Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme

Nearest named colors to #3B81BF

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Sports Star color link
Sports Star

#3D85B8

Windows Blue color link
Windows Blue

#357EC7

Steel Blue color link
Steel Blue

#4682B4

Cool Blue color link
Cool Blue

#4984B8

Skydiver color link
Skydiver

#4677C8

Float color link
Float

#4C81C3

Silk Blue color link
Silk Blue

#488AC7

Kasper Blue color link
Kasper Blue

#4072B7

Onetta Blue color link
Onetta Blue

#4070B8

Boston Blue color link
Boston Blue

#3B91B4

Conversions between color systems and etc.

  • HEX#3B81BF
  • RGB59, 129, 191
  • CMYK52, 24, 0, 25
  • CSSrgb(59, 129, 191)
  • HSL208°, 53%, 49%
  • HSL Precise208.182°, 52.8%, 49.02%
  • HSV208°, 69%, 75%
  • HSB208°, 69%, 75%
  • Normalized R (0.0–1.0)0.231
  • Normalized G (0.0–1.0)0.506
  • Normalized B (0.0–1.0)0.749
  • GLSLvec3(0.231, 0.506, 0.749)
  • GLSL with alphavec4(0.231, 0.506, 0.749, 1.000)
  • HLSL / Metalfloat3(0.231, 0.506, 0.749)
  • Percentage of Red in RGB23.1%
  • Percentage of Green in RGB50.6%
  • Percentage of Blue in RGB74.9%
  • Color FamilyAzure
  • Saturation FamilyModerate Saturation
  • Lightness FamilyLight
  • HEX ID3B81BF
  • DECIMAL ID3899839
  • Name LengthThis color has no name
  • Seen by search & AI crawlers16 times
  • Counting from2025-01-01