Information about #646E4A color

#646E4A color image

Basic facts about this digital color

The digital color #646E4A is classified in the Register under the Chartreuse Color Family, with Low Saturation and Neutral brightness. In numbers: rgb(100, 110, 74) (39.2% red, 43.1% green, 29% blue), or CMYK 4 / 0 / 14 / 57 for print. New to color codes? See our guide to RGB color codes.

The color #646E4A reads as a calm, restrained chartreuse 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 Siam (#686B50). Its next-closest registered neighbors are Hemlock (#69684B) and Woodland (#626746).

Technically, the mix leans on its green channel (rgb(100, 110, 74)), which gives #646E4A its character. If you plan to put text on a #646E4A background, choose white — the contrast ratio is 5.4:1 (passing WCAG AA), while black manages only 3.9:1. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#646E4A color variations

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

#646E4A 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 #646E4A

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

Siam color link
Siam

#686B50

Hemlock color link
Hemlock

#69684B

Woodland color link
Woodland

#626746

Paddock color link
Paddock

#667156

Old Bamboo color link
Old Bamboo

#5E644F

Barmy Army color link
Barmy Army

#607640

Chalet Green color link
Chalet Green

#5A6E41

Cactus color link
Cactus

#5B6F55

Crocodile color link
Crocodile

#706950

Dingley color link
Dingley

#607C47

Evolution color link
Evolution

#676455

Conversions between color systems and etc.

  • HEX#646E4A
  • RGB100, 110, 74
  • CMYK4, 0, 14, 57
  • CSSrgb(100, 110, 74)
  • HSL77°, 20%, 36%
  • HSL Precise76.667°, 19.565%, 36.078%
  • HSV77°, 33%, 43%
  • HSB77°, 33%, 43%
  • Normalized R (0.0–1.0)0.392
  • Normalized G (0.0–1.0)0.431
  • Normalized B (0.0–1.0)0.290
  • GLSLvec3(0.392, 0.431, 0.290)
  • GLSL with alphavec4(0.392, 0.431, 0.290, 1.000)
  • HLSL / Metalfloat3(0.392, 0.431, 0.290)
  • Percentage of Red in RGB39.2%
  • Percentage of Green in RGB43.1%
  • Percentage of Blue in RGB29%
  • Color FamilyChartreuse
  • Saturation FamilyLow Saturation
  • Lightness FamilyNeutral
  • HEX ID646E4A
  • DECIMAL ID6581834
  • Name LengthThis color has no name
  • Seen by search & AI crawlers14 times
  • Counting from2025-01-01