Information about #66A53C color

#66A53C color image

Basic facts about this digital color

The digital color #66A53C is classified in the Register under the Chartreuse Color Family, with Moderate Saturation and Light brightness. Its exact recipe is rgb(102, 165, 60) — 40% red, 64.7% green, 23.5% blue — and for print it converts to CMYK 25 / 0 / 41 / 35. Curious how these numbers work? Read our RGB color codes guide.

#66A53C presents itself as a pleasantly vivid chartreuse — one that carries an easy, daylight feel. It is a natural fit for balanced palettes where no single element should shout. In The Official Register of Color Names it is very close to Groovy (#5CA345). Slightly further away sit Leaf (#71AA34) and Moderate Harlequin (#61A84A).

Technically, the mix leans on its green channel (rgb(102, 165, 60)), which gives #66A53C its character. On this background, black text reaches a 7.0:1 contrast ratio (passing WCAG AAA); white stays at 3.0:1. #66A53C has no official name yet. If this shade means something to you, you can be the one to name it.

#66A53C color variations

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

#66A53C 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 #66A53C

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

Groovy color link
Groovy

#5CA345

Leaf color link
Leaf

#71AA34

Palm Leaf color link
Palm Leaf

#6F9940

Wham color link
Wham

#5FB33A

Nasty Green color link
Nasty Green

#70B23F

Flat Green color link
Flat Green

#699D4C

Apple color link
Apple

#66B447

Grass color link
Grass

#5CAC2D

Conversions between color systems and etc.

  • HEX#66A53C
  • RGB102, 165, 60
  • CMYK25, 0, 41, 35
  • CSSrgb(102, 165, 60)
  • HSL96°, 47%, 44%
  • HSL Precise96°, 46.667%, 44.118%
  • HSV96°, 64%, 65%
  • HSB96°, 64%, 65%
  • Normalized R (0.0–1.0)0.400
  • Normalized G (0.0–1.0)0.647
  • Normalized B (0.0–1.0)0.235
  • GLSLvec3(0.400, 0.647, 0.235)
  • GLSL with alphavec4(0.400, 0.647, 0.235, 1.000)
  • HLSL / Metalfloat3(0.400, 0.647, 0.235)
  • Percentage of Red in RGB40%
  • Percentage of Green in RGB64.7%
  • Percentage of Blue in RGB23.5%
  • Color FamilyChartreuse
  • Saturation FamilyModerate Saturation
  • Lightness FamilyLight
  • HEX ID66A53C
  • DECIMAL ID6726972
  • Name LengthThis color has no name
  • Seen by search & AI crawlers9 times
  • Counting from2025-01-01