Information about #178CBA color

#178CBA color image

Basic facts about this digital color

#178CBA falls into the Azure Color Family — High Saturation, Light brightness. Its exact recipe is rgb(23, 140, 186) — 9% red, 54.9% green, 72.9% blue — and for print it converts to CMYK 64 / 18 / 0 / 27. Curious how these numbers work? Read our RGB color codes guide.

The color #178CBA reads as a energetic, saturated azure and 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 a hair away from Cyan Cornflower Blue (#188BC2). Its next-closest registered neighbors are Blue Green (#0D98BA) and Freefall (#1D95C9).

In RGB terms — rgb(23, 140, 186) — the blue channel does the heavy lifting here. Accessibility-wise, black text works best on #178CBA: 5.5:1 contrast (passing WCAG AA) versus 3.8:1 for white. Out of 16,777,216 possible colors, #178CBA is still unnamed — it can be claimed and named in The Official Register of Color Names.

#178CBA color variations

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

#178CBA 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 #178CBA

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

Blue Green color link
Blue Green

#0D98BA

Freefall color link
Freefall

#1D95C9

Pelorous color link
Pelorous

#2599B2

Water Blue color link
Water Blue

#0E87CC

Nice Blue color link
Nice Blue

#107AB0

Bondi Blue color link
Bondi Blue

#0095B6

Douban Blue color link
Douban Blue

#2496CD

Boy Red color link
Boy Red

#0E9CA5

Bowie color link
Bowie

#0084AC

Conversions between color systems and etc.

  • HEX#178CBA
  • RGB23, 140, 186
  • CMYK64, 18, 0, 27
  • CSSrgb(23, 140, 186)
  • HSL197°, 78%, 41%
  • HSL Precise196.933°, 77.99%, 40.98%
  • HSV197°, 88%, 73%
  • HSB197°, 88%, 73%
  • Normalized R (0.0–1.0)0.090
  • Normalized G (0.0–1.0)0.549
  • Normalized B (0.0–1.0)0.729
  • GLSLvec3(0.090, 0.549, 0.729)
  • GLSL with alphavec4(0.090, 0.549, 0.729, 1.000)
  • HLSL / Metalfloat3(0.090, 0.549, 0.729)
  • Percentage of Red in RGB9%
  • Percentage of Green in RGB54.9%
  • Percentage of Blue in RGB72.9%
  • Color FamilyAzure
  • Saturation FamilyHigh Saturation
  • Lightness FamilyLight
  • HEX ID178CBA
  • DECIMAL ID1543354
  • Name LengthThis color has no name
  • This page visited0 times
  • Counting from2025-01-01