Information about #666E3F color

#666E3F color image

Basic facts about this digital color

#666E3F falls into the Yellow Color Family — Mild Saturation, Neutral brightness. Its exact recipe is rgb(102, 110, 63) — 40% red, 43.1% green, 24.7% blue — and for print it converts to CMYK 3 / 0 / 18 / 57. New to color codes? See our guide to RGB color codes.

The color #666E3F reads as a softly balanced yellow and sits comfortably between light and dark. Designers typically reach for tones like this for balanced palettes where no single element should shout. In The Official Register of Color Names it is a near neighbor of Barmy Army (#607640). Nearby in the Register you will also find Woodland (#626746) and Kiki Khaki (#70743E).

Technically, the mix leans on its green channel (rgb(102, 110, 63)), which gives #666E3F its character. On this background, white text reaches a 5.4:1 contrast ratio (passing WCAG AA); black stays at 3.9:1. No one has named #666E3F so far. Register a name for it and it becomes a permanent record.

#666E3F color variations

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

#666E3F 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 #666E3F

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

Barmy Army color link
Barmy Army

#607640

Woodland color link
Woodland

#626746

Kiki Khaki color link
Kiki Khaki

#70743E

Chalet Green color link
Chalet Green

#5A6E41

Hemlock color link
Hemlock

#69684B

Muddy Green color link
Muddy Green

#657432

Yellow Metal color link
Yellow Metal

#716338

Dingley color link
Dingley

#607C47

Siam color link
Siam

#686B50

Conversions between color systems and etc.

  • HEX#666E3F
  • RGB102, 110, 63
  • CMYK3, 0, 18, 57
  • CSSrgb(102, 110, 63)
  • HSL70°, 27%, 34%
  • HSL Precise70.213°, 27.168%, 33.922%
  • HSV70°, 43%, 43%
  • HSB70°, 43%, 43%
  • Normalized R (0.0–1.0)0.400
  • Normalized G (0.0–1.0)0.431
  • Normalized B (0.0–1.0)0.247
  • GLSLvec3(0.400, 0.431, 0.247)
  • GLSL with alphavec4(0.400, 0.431, 0.247, 1.000)
  • HLSL / Metalfloat3(0.400, 0.431, 0.247)
  • Percentage of Red in RGB40%
  • Percentage of Green in RGB43.1%
  • Percentage of Blue in RGB24.7%
  • Color FamilyYellow
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • HEX ID666E3F
  • DECIMAL ID6712895
  • Name LengthThis color has no name
  • Seen by search & AI crawlers30 times
  • Counting from2025-01-01