Information about #646C5D color

#646C5D color image

Basic facts about this digital color

In the Register's classification, #646C5D belongs to the Chartreuse Color Family, featuring Desaturated and Neutral brightness. In numbers: rgb(100, 108, 93) (39.2% red, 42.4% green, 36.5% blue), or CMYK 3 / 0 / 6 / 58 for print. New to color codes? See our guide to RGB color codes.

#646C5D presents itself as a quiet, subdued grey — one that sits comfortably between light and dark. In practice it works well for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is almost identical to Double Tapa (#6A6A5F). Nearby in the Register you will also find Triple Stack (#656660) and Paddock (#667156).

Technically, the mix leans on its green channel (rgb(100, 108, 93)), which gives #646C5D its character. If you plan to put text on a #646C5D background, choose white — the contrast ratio is 5.5:1 (passing WCAG AA), while black manages only 3.8:1. #646C5D has no official name yet. If this shade means something to you, you can be the one to name it.

#646C5D color variations

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

#646C5D 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 #646C5D

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

Double Tapa color link
Double Tapa

#6A6A5F

Triple Stack color link
Triple Stack

#656660

Paddock color link
Paddock

#667156

Half Masala color link
Half Masala

#67635C

Finlandia color link
Finlandia

#61755B

Storm Dust color link
Storm Dust

#646463

Climate color link
Climate

#6E6D5E

Chicane color link
Chicane

#686765

Willow Grove color link
Willow Grove

#69755C

Conversions between color systems and etc.

  • HEX#646C5D
  • RGB100, 108, 93
  • CMYK3, 0, 6, 58
  • CSSrgb(100, 108, 93)
  • HSL92°, 7%, 39%
  • HSL Precise92°, 7.463%, 39.412%
  • HSV92°, 14%, 42%
  • HSB92°, 14%, 42%
  • Normalized R (0.0–1.0)0.392
  • Normalized G (0.0–1.0)0.424
  • Normalized B (0.0–1.0)0.365
  • GLSLvec3(0.392, 0.424, 0.365)
  • GLSL with alphavec4(0.392, 0.424, 0.365, 1.000)
  • HLSL / Metalfloat3(0.392, 0.424, 0.365)
  • Percentage of Red in RGB39.2%
  • Percentage of Green in RGB42.4%
  • Percentage of Blue in RGB36.5%
  • Color FamilyChartreuse
  • Saturation FamilyDesaturated
  • Lightness FamilyNeutral
  • HEX ID646C5D
  • DECIMAL ID6581341
  • Name LengthThis color has no name
  • Seen by search & AI crawlers13 times
  • Counting from2025-01-01