Information about #646066 color

#646066 color image

Basic facts about this digital color

In the Register's classification, #646066 belongs to the Violet Color Family, featuring Desaturated and Neutral brightness. In numbers: rgb(100, 96, 102) (39.2% red, 37.6% green, 40% blue), or CMYK 1 / 2 / 0 / 60 for print. Curious how these numbers work? Read our RGB color codes guide.

A muted, almost neutral grey, #646066 occupies the middle of the lightness scale. Expect to see shades like this in versatile mid-ground roles, from cards to secondary buttons. In The Official Register of Color Names it is practically indistinguishable from Storm Dust (#646463). Slightly further away sit Salt Box (#696268) and Matakana (#685D63).

Technically, the mix leans on its blue channel (rgb(100, 96, 102)), which gives #646066 its character. Accessibility-wise, white text works best on #646066: 6.2:1 contrast (passing WCAG AA) versus 3.4:1 for black. On paper it relies strongly on black ink (K:60), so proof dark layouts before a large print run. No one has named #646066 so far. Register a name for it and it becomes a permanent record.

#646066 color variations

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

#646066 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 #646066

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

Storm Dust color link
Storm Dust

#646463

Salt Box color link
Salt Box

#696268

Matakana color link
Matakana

#685D63

Smoky color link
Smoky

#605D6B

Scorpion color link
Scorpion

#6A6466

Mobster color link
Mobster

#605A67

Granite Gray color link
Granite Gray

#676767

Chicane color link
Chicane

#686765

Shuttle Grey color link
Shuttle Grey

#61666B

Triple Stack color link
Triple Stack

#656660

Conversions between color systems and etc.

  • HEX#646066
  • RGB100, 96, 102
  • CMYK1, 2, 0, 60
  • CSSrgb(100, 96, 102)
  • HSL280°, 3%, 39%
  • HSL Precise280°, 3.03%, 38.824%
  • HSV280°, 6%, 40%
  • HSB280°, 6%, 40%
  • Normalized R (0.0–1.0)0.392
  • Normalized G (0.0–1.0)0.376
  • Normalized B (0.0–1.0)0.400
  • GLSLvec3(0.392, 0.376, 0.400)
  • GLSL with alphavec4(0.392, 0.376, 0.400, 1.000)
  • HLSL / Metalfloat3(0.392, 0.376, 0.400)
  • Percentage of Red in RGB39.2%
  • Percentage of Green in RGB37.6%
  • Percentage of Blue in RGB40%
  • Color FamilyViolet
  • Saturation FamilyDesaturated
  • Lightness FamilyNeutral
  • HEX ID646066
  • DECIMAL ID6578278
  • Name LengthThis color has no name
  • Seen by search & AI crawlers16 times
  • Counting from2025-01-01