Information about #66BFC9 color

#66BFC9 color image

Basic facts about this digital color

The digital color #66BFC9 is classified in the Register under the Cyan Color Family, with Moderate Saturation and Light brightness. In numbers: rgb(102, 191, 201) (40% red, 74.9% green, 78.8% blue), or CMYK 39 / 4 / 0 / 21 for print. Curious how these numbers work? Read our RGB color codes guide.

#66BFC9 is a confidently colored cyan that sits on the lighter side of the spectrum. It is a natural fit for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is just a few steps away from Parachute (#65B8D1). Nearby in the Register you will also find Refresh (#71B8CA) and Delicate Girl Blue (#6AB2CA).

In RGB terms — rgb(102, 191, 201) — the blue channel does the heavy lifting here. If you plan to put text on a #66BFC9 background, choose black — the contrast ratio is 9.9:1 (passing WCAG AAA), while white manages only 2.1:1. #66BFC9 has no official name yet. If this shade means something to you, you can be the one to name it.

#66BFC9 color variations

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

#66BFC9 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 #66BFC9

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

Parachute color link
Parachute

#65B8D1

Refresh color link
Refresh

#71B8CA

Bayside color link
Bayside

#5FC9BF

Blue Hosta color link
Blue Hosta

#77BFC7

Pastel Teal color link
Pastel Teal

#63B7B7

Seagull color link
Seagull

#77B7D0

Meltwater color link
Meltwater

#6EAEC0

Downy color link
Downy

#6FD2BE

Conversions between color systems and etc.

  • HEX#66BFC9
  • RGB102, 191, 201
  • CMYK39, 4, 0, 21
  • CSSrgb(102, 191, 201)
  • HSL186°, 48%, 59%
  • HSL Precise186.061°, 47.826%, 59.412%
  • HSV186°, 49%, 79%
  • HSB186°, 49%, 79%
  • Normalized R (0.0–1.0)0.400
  • Normalized G (0.0–1.0)0.749
  • Normalized B (0.0–1.0)0.788
  • GLSLvec3(0.400, 0.749, 0.788)
  • GLSL with alphavec4(0.400, 0.749, 0.788, 1.000)
  • HLSL / Metalfloat3(0.400, 0.749, 0.788)
  • Percentage of Red in RGB40%
  • Percentage of Green in RGB74.9%
  • Percentage of Blue in RGB78.8%
  • Color FamilyCyan
  • Saturation FamilyModerate Saturation
  • Lightness FamilyLight
  • HEX ID66BFC9
  • DECIMAL ID6733769
  • Name LengthThis color has no name
  • Seen by search & AI crawlers20 times
  • Counting from2025-01-01