Information about #338A81 color

#338A81 color image

Basic facts about this digital color

In the Register's classification, #338A81 belongs to the Cyan Color Family, featuring Moderate Saturation and Neutral brightness. In numbers: rgb(51, 138, 129) (20% red, 54.1% green, 50.6% blue), or CMYK 34 / 0 / 4 / 46 for print. New to color codes? See our guide to RGB color codes.

#338A81 presents itself as a confidently colored cyan — one that sits comfortably between light and dark. In practice it works well for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is almost identical to Celadon Green (#2F847C). Nearby in the Register you will also find Illuminating Emerald (#319177) and Greenish Blue (#307D7E).

Technically, the mix leans on its green channel (rgb(51, 138, 129)), which gives #338A81 its character. If you plan to put text on a #338A81 background, choose black — the contrast ratio is 5.1:1 (passing WCAG AA), while white manages only 4.1:1. #338A81 has no official name yet. If this shade means something to you, you can be the one to name it.

#338A81 color variations

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

#338A81 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 #338A81

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#338A81
  • RGB51, 138, 129
  • CMYK34, 0, 4, 46
  • CSSrgb(51, 138, 129)
  • HSL174°, 46%, 37%
  • HSL Precise173.793°, 46.032%, 37.059%
  • HSV174°, 63%, 54%
  • HSB174°, 63%, 54%
  • Normalized R (0.0–1.0)0.200
  • Normalized G (0.0–1.0)0.541
  • Normalized B (0.0–1.0)0.506
  • GLSLvec3(0.200, 0.541, 0.506)
  • GLSL with alphavec4(0.200, 0.541, 0.506, 1.000)
  • HLSL / Metalfloat3(0.200, 0.541, 0.506)
  • Percentage of Red in RGB20%
  • Percentage of Green in RGB54.1%
  • Percentage of Blue in RGB50.6%
  • Color FamilyCyan
  • Saturation FamilyModerate Saturation
  • Lightness FamilyNeutral
  • HEX ID338A81
  • DECIMAL ID3377793
  • Name LengthThis color has no name
  • Seen by search & AI crawlers23 times
  • Counting from2025-01-01