Information about #664B63 color

#664B63 color image

Basic facts about this digital color

#664B63 falls into the Magenta Color Family — Low Saturation, Neutral brightness. The mix behind it: rgb(102, 75, 99) — 40% red, 29.4% green, 38.8% blue; the print equivalent is CMYK 0 / 11 / 1 / 60. Curious how these numbers work? Read our RGB color codes guide.

#664B63 presents itself as a softly toned electric magenta — one that holds a balanced mid-tone. It is a natural fit for versatile mid-ground roles, from cards to secondary buttons. In The Official Register of Color Names it is a near neighbor of Minx (#68535B). Its next-closest registered neighbors are Fedora (#625665) and Aurora (#5A4D60).

In RGB terms — rgb(102, 75, 99) — the red channel does the heavy lifting here. Accessibility-wise, white text works best on #664B63: 7.6:1 contrast (passing WCAG AAA) versus 2.8:1 for black. For print, note the heavy black component (K:60) — ink coverage matters with tones this deep. #664B63 has no official name yet. If this shade means something to you, you can be the one to name it.

#664B63 color variations

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

#664B63 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 #664B63

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

Minx color link
Minx

#68535B

Fedora color link
Fedora

#625665

Aurora color link
Aurora

#5A4D60

Dirty Purple color link
Dirty Purple

#734A65

Cordite color link
Cordite

#6D4658

Finn color link
Finn

#694554

Bellflower color link
Bellflower

#5D3F6A

Mobster color link
Mobster

#605A67

Maltese color link
Maltese

#585660

Matakana color link
Matakana

#685D63

Zambezi color link
Zambezi

#6B5A5A

Conversions between color systems and etc.

  • HEX#664B63
  • RGB102, 75, 99
  • CMYK0, 11, 1, 60
  • CSSrgb(102, 75, 99)
  • HSL307°, 15%, 35%
  • HSL Precise306.667°, 15.254%, 34.706%
  • HSV307°, 26%, 40%
  • HSB307°, 26%, 40%
  • Normalized R (0.0–1.0)0.400
  • Normalized G (0.0–1.0)0.294
  • Normalized B (0.0–1.0)0.388
  • GLSLvec3(0.400, 0.294, 0.388)
  • GLSL with alphavec4(0.400, 0.294, 0.388, 1.000)
  • HLSL / Metalfloat3(0.400, 0.294, 0.388)
  • Percentage of Red in RGB40%
  • Percentage of Green in RGB29.4%
  • Percentage of Blue in RGB38.8%
  • Color FamilyMagenta
  • Saturation FamilyLow Saturation
  • Lightness FamilyNeutral
  • HEX ID664B63
  • DECIMAL ID6703971
  • Name LengthThis color has no name
  • Seen by search & AI crawlers11 times
  • Counting from2025-01-01