Information about #668B84 color

#668B84 color image

Basic facts about this digital color

In the Register's classification, #668B84 belongs to the Cyan Color Family, featuring Low Saturation and Light brightness. In numbers: rgb(102, 139, 132) (40% red, 54.5% green, 51.8% blue), or CMYK 15 / 0 / 3 / 45 for print. New to color codes? See our guide to RGB color codes.

#668B84 presents itself as a calm, restrained cyan — one that feels open and friendly. In practice it works well for versatile mid-ground roles, from cards to secondary buttons. In The Official Register of Color Names it is almost identical to Undercover (#648985). Its next-closest registered neighbors are Steel Teal (#5F8A8B) and Gothic (#698890).

In RGB terms — rgb(102, 139, 132) — the green channel does the heavy lifting here. Accessibility-wise, black text works best on #668B84: 5.6:1 contrast (passing WCAG AA) versus 3.8:1 for white. Out of 16,777,216 possible colors, #668B84 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#668B84 color variations

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

#668B84 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 #668B84

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

Undercover color link
Undercover

#648985

Steel Teal color link
Steel Teal

#5F8A8B

Gothic color link
Gothic

#698890

Gumbo color link
Gumbo

#718F8A

Steel Grey color link
Steel Grey

#6F828A

Lynch color link
Lynch

#697D89

Bluff color link
Bluff

#718187

Horizon color link
Horizon

#648894

Conversions between color systems and etc.

  • HEX#668B84
  • RGB102, 139, 132
  • CMYK15, 0, 3, 45
  • CSSrgb(102, 139, 132)
  • HSL169°, 15%, 47%
  • HSL Precise168.649°, 15.353%, 47.255%
  • HSV169°, 27%, 55%
  • HSB169°, 27%, 55%
  • Normalized R (0.0–1.0)0.400
  • Normalized G (0.0–1.0)0.545
  • Normalized B (0.0–1.0)0.518
  • GLSLvec3(0.400, 0.545, 0.518)
  • GLSL with alphavec4(0.400, 0.545, 0.518, 1.000)
  • HLSL / Metalfloat3(0.400, 0.545, 0.518)
  • Percentage of Red in RGB40%
  • Percentage of Green in RGB54.5%
  • Percentage of Blue in RGB51.8%
  • Color FamilyCyan
  • Saturation FamilyLow Saturation
  • Lightness FamilyLight
  • HEX ID668B84
  • DECIMAL ID6720388
  • Name LengthThis color has no name
  • Seen by search & AI crawlers18 times
  • Counting from2025-01-01