Information about #173C37 color

#173C37 color image

Basic facts about this digital color

In the Register's classification, #173C37 belongs to the Cyan Color Family, featuring Moderate Saturation and Dark brightness. In numbers: rgb(23, 60, 55) (9% red, 23.5% green, 21.6% blue), or CMYK 15 / 0 / 2 / 76 for print. New to color codes? See our guide to RGB color codes.

A pleasantly vivid cyan, #173C37 stays on the darker end of the scale. Designers typically reach for tones like this for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is practically indistinguishable from Stokesian 13 (#164238). Slightly further away sit Nordic (#1D393C) and MSU Green (#18453B).

Technically, the mix leans on its green channel (rgb(23, 60, 55)), which gives #173C37 its character. Accessibility-wise, white text works best on #173C37: 12.1:1 contrast (passing WCAG AAA) versus 1.7:1 for black. On paper it relies strongly on black ink (K:76), so proof dark layouts before a large print run. No one has named #173C37 so far. Register a name for it and it becomes a permanent record.

#173C37 color variations

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

#173C37 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 #173C37

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

Conversions between color systems and etc.

  • HEX#173C37
  • RGB23, 60, 55
  • CMYK15, 0, 2, 76
  • CSSrgb(23, 60, 55)
  • HSL172°, 45%, 16%
  • HSL Precise171.892°, 44.578%, 16.275%
  • HSV172°, 62%, 24%
  • HSB172°, 62%, 24%
  • Normalized R (0.0–1.0)0.090
  • Normalized G (0.0–1.0)0.235
  • Normalized B (0.0–1.0)0.216
  • GLSLvec3(0.090, 0.235, 0.216)
  • GLSL with alphavec4(0.090, 0.235, 0.216, 1.000)
  • HLSL / Metalfloat3(0.090, 0.235, 0.216)
  • Percentage of Red in RGB9%
  • Percentage of Green in RGB23.5%
  • Percentage of Blue in RGB21.6%
  • Color FamilyCyan
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID173C37
  • DECIMAL ID1522743
  • Name LengthThis color has no name
  • Seen by search & AI crawlers10 times
  • Counting from2025-01-01