Information about #666F2B color

#666F2B color image

Basic facts about this digital color

The digital color #666F2B is classified in the Register under the Yellow Color Family, with Moderate Saturation and Neutral brightness. In numbers: rgb(102, 111, 43) (40% red, 43.5% green, 16.9% blue), or CMYK 4 / 0 / 27 / 56 for print. New to color codes? See our guide to RGB color codes.

The color #666F2B reads as a clearly saturated golden yellow and holds a balanced mid-tone. Designers typically reach for tones like this for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is practically indistinguishable from Rain Forest (#667028). Its next-closest registered neighbors are Muddy Green (#657432) and Secret Garden (#6D6D26).

The recipe behind #666F2B is rgb(102, 111, 43), with green as the dominant ingredient. If you plan to put text on a #666F2B background, choose white — the contrast ratio is 5.4:1 (passing WCAG AA), while black manages only 3.9:1. No one has named #666F2B so far. Register a name for it and it becomes a permanent record.

#666F2B color variations

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

#666F2B 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 #666F2B

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

Rain Forest color link
Rain Forest

#667028

Muddy Green color link
Muddy Green

#657432

Fiji Green color link
Fiji Green

#636F22

Olivetone color link
Olivetone

#747028

Dirty Green color link
Dirty Green

#667E2C

Crete color link
Crete

#77712B

Green Leaf color link
Green Leaf

#526B2D

Wimbledon color link
Wimbledon

#536D33

Conversions between color systems and etc.

  • HEX#666F2B
  • RGB102, 111, 43
  • CMYK4, 0, 27, 56
  • CSSrgb(102, 111, 43)
  • HSL68°, 44%, 30%
  • HSL Precise67.941°, 44.156%, 30.196%
  • HSV68°, 61%, 44%
  • HSB68°, 61%, 44%
  • Normalized R (0.0–1.0)0.400
  • Normalized G (0.0–1.0)0.435
  • Normalized B (0.0–1.0)0.169
  • GLSLvec3(0.400, 0.435, 0.169)
  • GLSL with alphavec4(0.400, 0.435, 0.169, 1.000)
  • HLSL / Metalfloat3(0.400, 0.435, 0.169)
  • Percentage of Red in RGB40%
  • Percentage of Green in RGB43.5%
  • Percentage of Blue in RGB16.9%
  • Color FamilyYellow
  • Saturation FamilyModerate Saturation
  • Lightness FamilyNeutral
  • HEX ID666F2B
  • DECIMAL ID6713131
  • Name LengthThis color has no name
  • Seen by search & AI crawlers13 times
  • Counting from2025-01-01