Information about #178B7E color

#178B7E color image

Basic facts about this digital color

The digital color #178B7E is classified in the Register under the Cyan Color Family, with High Saturation and Neutral brightness. In numbers: rgb(23, 139, 126) (9% red, 54.5% green, 49.4% blue), or CMYK 45 / 0 / 5 / 45 for print. New to color codes? See our guide to RGB color codes.

The color #178B7E reads as a strongly colored water-like cyan and holds a balanced mid-tone. Designers typically reach for tones like this for bold branding moments and attention-grabbing details. In The Official Register of Color Names it is practically indistinguishable from ChaosDragon (#139084). Its next-closest registered neighbors are Soylent Green (#218B76) and Dark Cyan (#0A888A).

In RGB terms — rgb(23, 139, 126) — the green channel does the heavy lifting here. If you plan to put text on a #178B7E background, choose black — the contrast ratio is 5.0:1 (passing WCAG AA), while white manages only 4.2:1. No one has named #178B7E so far. Register a name for it and it becomes a permanent record.

#178B7E color variations

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

#178B7E 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 #178B7E

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

ChaosDragon color link
ChaosDragon

#139084

Dark Cyan color link
Dark Cyan

#0A888A

Elf Green color link
Elf Green

#1B8A6B

Deep Aqua color link
Deep Aqua

#08787F

Elm color link
Elm

#297B76

Windfall color link
Windfall

#008575

Teal color link
Teal

#008080

Conversions between color systems and etc.

  • HEX#178B7E
  • RGB23, 139, 126
  • CMYK45, 0, 5, 45
  • CSSrgb(23, 139, 126)
  • HSL173°, 72%, 32%
  • HSL Precise173.276°, 71.605%, 31.765%
  • HSV173°, 83%, 55%
  • HSB173°, 83%, 55%
  • Normalized R (0.0–1.0)0.090
  • Normalized G (0.0–1.0)0.545
  • Normalized B (0.0–1.0)0.494
  • GLSLvec3(0.090, 0.545, 0.494)
  • GLSL with alphavec4(0.090, 0.545, 0.494, 1.000)
  • HLSL / Metalfloat3(0.090, 0.545, 0.494)
  • Percentage of Red in RGB9%
  • Percentage of Green in RGB54.5%
  • Percentage of Blue in RGB49.4%
  • Color FamilyCyan
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX ID178B7E
  • DECIMAL ID1543038
  • Name LengthThis color has no name
  • Seen by search & AI crawlers17 times
  • Counting from2025-01-01