Information about #55DDD9 color

#55DDD9 color image

Basic facts about this digital color

The digital color #55DDD9 is classified in the Register under the Cyan Color Family, with High Saturation and Very Light brightness. In numbers: rgb(85, 221, 217) (33.3% red, 86.7% green, 85.1% blue), or CMYK 53 / 0 / 2 / 13 for print. Curious how these numbers work? Read our RGB color codes guide.

#55DDD9 is a strongly colored aqua cyan that appears airy and pastel-like. It is a natural fit for clean interfaces where content needs room to breathe. In The Official Register of Color Names it is just a few steps away from Brilliant Opal (#51E7D5). Its next-closest registered neighbors are Brilliant Arctic Blue (#51D5E7) and Brilliant Cyan (#51E7E7).

The recipe behind #55DDD9 is rgb(85, 221, 217), with green as the dominant ingredient. If you plan to put text on a #55DDD9 background, choose black — the contrast ratio is 12.7:1 (passing WCAG AAA), while white manages only 1.6:1. No one has named #55DDD9 so far. Register a name for it and it becomes a permanent record.

#55DDD9 color variations

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

#55DDD9 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 #55DDD9

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#55DDD9
  • RGB85, 221, 217
  • CMYK53, 0, 2, 13
  • CSSrgb(85, 221, 217)
  • HSL178°, 67%, 60%
  • HSL Precise178.235°, 66.667%, 60%
  • HSV178°, 62%, 87%
  • HSB178°, 62%, 87%
  • Normalized R (0.0–1.0)0.333
  • Normalized G (0.0–1.0)0.867
  • Normalized B (0.0–1.0)0.851
  • GLSLvec3(0.333, 0.867, 0.851)
  • GLSL with alphavec4(0.333, 0.867, 0.851, 1.000)
  • HLSL / Metalfloat3(0.333, 0.867, 0.851)
  • Percentage of Red in RGB33.3%
  • Percentage of Green in RGB86.7%
  • Percentage of Blue in RGB85.1%
  • Color FamilyCyan
  • Saturation FamilyHigh Saturation
  • Lightness FamilyVery Light
  • HEX ID55DDD9
  • DECIMAL ID5627353
  • Name LengthThis color has no name
  • Seen by search & AI crawlers24 times
  • Counting from2025-01-01