Information about #66D6CF color

#66D6CF color image

Basic facts about this digital color

#66D6CF falls into the Cyan Color Family — Moderate Saturation, Very Light brightness. The mix behind it: rgb(102, 214, 207) — 40% red, 83.9% green, 81.2% blue; the print equivalent is CMYK 44 / 0 / 3 / 16. Curious how these numbers work? Read our RGB color codes guide.

#66D6CF presents itself as a pleasantly vivid aqua cyan — one that has a delicate, washed-out lightness. It is a natural fit for airy backdrops, whitespace-heavy designs and gentle gradients. In The Official Register of Color Names it is a hair away from Kathy & Michael at 20 Years and Beyond (#64D8D0). Slightly further away sit Pastel Ocean (#6ECDDB) and Downy (#6FD2BE).

The recipe behind #66D6CF is rgb(102, 214, 207), with green as the dominant ingredient. On this background, black text reaches a 12.1:1 contrast ratio (passing WCAG AAA); white stays at 1.7:1. #66D6CF has no official name yet. If this shade means something to you, you can be the one to name it.

#66D6CF color variations

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

#66D6CF color tints

Tints look brighter, pastel, and less intense.
#66D6CF

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#84DED8

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#A3E6E2

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#C1EEEB

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#E0F6F5

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White

#FFFFFF

#66D6CF color shades

Shades look darker, richer, and more solid.
#66D6CF

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#35C7BE

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#27958E

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#1A635F

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#0D312F

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Black

#000000

#66D6CF color tones

Tones looks more sophisticated and complex than base colors.
#66D6CF

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#68C7C1

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#6BB7B2

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#70A6A2

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#779391

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Grey

#808080

#66D6CF color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#7465D6

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#6583D6

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#65B0D6

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#66D6CF

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#65D6A1

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#65D674

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#83D665

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#66D6CF 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
#66D6CF
#66D6CF

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#D6666D
#D6666D

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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
#66D6CF
#66D6CF

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#D69766
#D69766

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#D666A6
#D666A6

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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
#66A6D6
#66A6D6

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#66D6CF
#66D6CF

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#66D697
#66D697

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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
#66D6CF
#66D6CF

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#CF66D6
#CF66D6

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#D6CF66
#D6CF66

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Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme
#66D6CF
#66D6CF

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#666DD6
#666DD6

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#D6666D
#D6666D

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#D6CF66
#D6CF66

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Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme
#66D6CF
#66D6CF

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#9766D6
#9766D6

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#D6666D
#D6666D

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#A6D666
#A6D666

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Nearest named colors to #66D6CF

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

Kathy & Michael at 20 Years and Beyond color link
Kathy & Michael at 20 Years and Beyond

#64D8D0

Pastel Ocean color link
Pastel Ocean

#6ECDDB

Downy color link
Downy

#6FD2BE

Bayside color link
Bayside

#5FC9BF

Aquamarine Blue color link
Aquamarine Blue

#71D9E2

Doc.com Green color link
Doc.com Green

#70EACA

Northern Lights Blue color link
Northern Lights Blue

#78C7C7

Tiffany Blue color link
Tiffany Blue

#81D8D0

Onepoto color link
Onepoto

#81D3D1

Brilliant Opal color link
Brilliant Opal

#51E7D5

Spray color link
Spray

#7ECDDD

Green Sea color link
Green Sea

#4FE8CC

#66D6CF color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

#66D6CF color image #66D6CF color ORCN HD wallpaper 3840x2160 (Desktop)
#66D6CF color image #66D6CF color ORCN HD wallpaper 1170x2532 (Mobile)
#66D6CF color image #66D6CF color solid HD wallpaper 3840x2160 (Desktop)
#66D6CF color image #66D6CF color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#66D6CF
  • RGB102, 214, 207
  • CMYK44, 0, 3, 16
  • CSSrgb(102, 214, 207)
  • HSL176°, 58%, 62%
  • HSL Precise176.25°, 57.732%, 61.961%
  • HSV176°, 52%, 84%
  • HSB176°, 52%, 84%
  • Normalized R (0.0–1.0)0.400
  • Normalized G (0.0–1.0)0.839
  • Normalized B (0.0–1.0)0.812
  • GLSLvec3(0.400, 0.839, 0.812)
  • GLSL with alphavec4(0.400, 0.839, 0.812, 1.000)
  • HLSL / Metalfloat3(0.400, 0.839, 0.812)
  • Percentage of Red in RGB40%
  • Percentage of Green in RGB83.9%
  • Percentage of Blue in RGB81.2%
  • Color FamilyCyan
  • Saturation FamilyModerate Saturation
  • Lightness FamilyVery Light
  • HEX ID66D6CF
  • DECIMAL ID6739663
  • Name LengthThis color has no name
  • Seen by search & AI crawlers18 times
  • Counting from2025-01-01

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ORCN is an independent private organisation that maintains a public register — not a governmental institution or an international standards organisation — in which a name is linked to a specific digital colour code. Registration gives the registrant the exclusive right, within the ORCN register, to have that name recorded against that colour code.

Important: a digital colour itself belongs to no one in law. That right exists only within the ORCN register: registration creates no ownership, trademark, copyright or design rights anywhere. Legal exclusivity outside the register, where it is available at all, arises separately under applicable trademark law and is generally limited to particular goods, services and jurisdictions.