Information about #668F74 color

#668F74 color image

Basic facts about this digital color

The digital color #668F74 is classified in the Register under the Spring Green Color Family, with Low Saturation and Light brightness. Its exact recipe is rgb(102, 143, 116) — 40% red, 56.1% green, 45.5% blue — and for print it converts to CMYK 16 / 0 / 11 / 44. New to color codes? See our guide to RGB color codes.

#668F74 presents itself as a softly toned fresh green-cyan — one that carries an easy, daylight feel. In practice it works well for balanced palettes where no single element should shout. In The Official Register of Color Names it is practically indistinguishable from Slate Green (#658D6D). Slightly further away sit Laurel (#6E8D71) and Russian Green (#679267).

The recipe behind #668F74 is rgb(102, 143, 116), with green as the dominant ingredient. On this background, black text reaches a 5.7:1 contrast ratio (passing WCAG AA); white stays at 3.7:1. Out of 16,777,216 possible colors, #668F74 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#668F74 color variations

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

#668F74 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 #668F74

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

Slate Green color link
Slate Green

#658D6D

Laurel color link
Laurel

#6E8D71

Oxley color link
Oxley

#6D9A79

Xanadu color link
Xanadu

#738678

Thor color link
Thor

#697F79

Cutty Sark color link
Cutty Sark

#5C8173

Green Grey color link
Green Grey

#77926F

Undercover color link
Undercover

#648985

Smoke color link
Smoke

#738276

Conversions between color systems and etc.

  • HEX#668F74
  • RGB102, 143, 116
  • CMYK16, 0, 11, 44
  • CSSrgb(102, 143, 116)
  • HSL140°, 17%, 48%
  • HSL Precise140.488°, 16.735%, 48.039%
  • HSV140°, 29%, 56%
  • HSB140°, 29%, 56%
  • Normalized R (0.0–1.0)0.400
  • Normalized G (0.0–1.0)0.561
  • Normalized B (0.0–1.0)0.455
  • GLSLvec3(0.400, 0.561, 0.455)
  • GLSL with alphavec4(0.400, 0.561, 0.455, 1.000)
  • HLSL / Metalfloat3(0.400, 0.561, 0.455)
  • Percentage of Red in RGB40%
  • Percentage of Green in RGB56.1%
  • Percentage of Blue in RGB45.5%
  • Color FamilySpring Green
  • Saturation FamilyLow Saturation
  • Lightness FamilyLight
  • HEX ID668F74
  • DECIMAL ID6721396
  • Name LengthThis color has no name
  • Seen by search & AI crawlers22 times
  • Counting from2025-01-01