Information about #42C5D1 color

#42C5D1 color image

Basic facts about this digital color

The digital color #42C5D1 is classified in the Register under the Cyan Color Family, with High Saturation and Light brightness. In numbers: rgb(66, 197, 209) (25.9% red, 77.3% green, 82% blue), or CMYK 56 / 5 / 0 / 18 for print. Curious how these numbers work? Read our RGB color codes guide.

The color #42C5D1 reads as a vivid, lively cyan and carries an easy, daylight feel. Expect to see shades like this in logos, highlights and anything that needs to be noticed first. In The Official Register of Color Names it is practically indistinguishable from Sea Serpent (#4BC7CF). Slightly further away sit Jellyfish (#46C7C7) and Macaw Blue Green (#43BFC7).

In RGB terms — rgb(66, 197, 209) — the blue channel does the heavy lifting here. On this background, black text reaches a 10.1:1 contrast ratio (passing WCAG AAA); white stays at 2.1:1. #42C5D1 has no official name yet. If this shade means something to you, you can be the one to name it.

#42C5D1 color variations

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

#42C5D1 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 #42C5D1

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#42C5D1
  • RGB66, 197, 209
  • CMYK56, 5, 0, 18
  • CSSrgb(66, 197, 209)
  • HSL185°, 61%, 54%
  • HSL Precise185.035°, 60.851%, 53.922%
  • HSV185°, 68%, 82%
  • HSB185°, 68%, 82%
  • Normalized R (0.0–1.0)0.259
  • Normalized G (0.0–1.0)0.773
  • Normalized B (0.0–1.0)0.820
  • GLSLvec3(0.259, 0.773, 0.820)
  • GLSL with alphavec4(0.259, 0.773, 0.820, 1.000)
  • HLSL / Metalfloat3(0.259, 0.773, 0.820)
  • Percentage of Red in RGB25.9%
  • Percentage of Green in RGB77.3%
  • Percentage of Blue in RGB82%
  • Color FamilyCyan
  • Saturation FamilyHigh Saturation
  • Lightness FamilyLight
  • HEX ID42C5D1
  • DECIMAL ID4376017
  • Name LengthThis color has no name
  • Seen by search & AI crawlers28 times
  • Counting from2025-01-01