Information about #278BB0 color

#278BB0 color image

Basic facts about this digital color

In the Register's classification, #278BB0 belongs to the Azure Color Family, featuring High Saturation and Light brightness. In numbers: rgb(39, 139, 176) (15.3% red, 54.5% green, 69% blue), or CMYK 54 / 15 / 0 / 31 for print. Curious how these numbers work? Read our RGB color codes guide.

A energetic, saturated steel-blue azure, #278BB0 feels open and friendly. Expect to see shades like this in accents, call-to-action elements and statement visuals. In The Official Register of Color Names it is very close to Pelorous (#2599B2). Its next-closest registered neighbors are Scooter (#308EA0) and Boston Blue (#3B91B4).

In RGB terms — rgb(39, 139, 176) — the blue channel does the heavy lifting here. Accessibility-wise, black text works best on #278BB0: 5.4:1 contrast (passing WCAG AA) versus 3.9:1 for white. Out of 16,777,216 possible colors, #278BB0 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#278BB0 color variations

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

#278BB0 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 #278BB0

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

Pelorous color link
Pelorous

#2599B2

Scooter color link
Scooter

#308EA0

Boston Blue color link
Boston Blue

#3B91B4

Lure color link
Lure

#2F77A9

UCLA Blue color link
UCLA Blue

#2774AE

Bluish color link
Bluish

#2976BB

Sports Star color link
Sports Star

#3D85B8

Blue Ivy color link
Blue Ivy

#3090C7

Endorphin color link
Endorphin

#4190AD

Java color link
Java

#259797

Conversions between color systems and etc.

  • HEX#278BB0
  • RGB39, 139, 176
  • CMYK54, 15, 0, 31
  • CSSrgb(39, 139, 176)
  • HSL196°, 64%, 42%
  • HSL Precise196.204°, 63.721%, 42.157%
  • HSV196°, 78%, 69%
  • HSB196°, 78%, 69%
  • Normalized R (0.0–1.0)0.153
  • Normalized G (0.0–1.0)0.545
  • Normalized B (0.0–1.0)0.690
  • GLSLvec3(0.153, 0.545, 0.690)
  • GLSL with alphavec4(0.153, 0.545, 0.690, 1.000)
  • HLSL / Metalfloat3(0.153, 0.545, 0.690)
  • Percentage of Red in RGB15.3%
  • Percentage of Green in RGB54.5%
  • Percentage of Blue in RGB69%
  • Color FamilyAzure
  • Saturation FamilyHigh Saturation
  • Lightness FamilyLight
  • HEX ID278BB0
  • DECIMAL ID2591664
  • Name LengthThis color has no name
  • Seen by search & AI crawlers16 times
  • Counting from2025-01-01