Information about #643440 color

#643440 color image

Basic facts about this digital color

#643440 falls into the Red Color Family — Mild Saturation, Neutral brightness. The mix behind it: rgb(100, 52, 64) — 39.2% red, 20.4% green, 25.1% blue; the print equivalent is CMYK 0 / 19 / 14 / 61. Curious how these numbers work? Read our RGB color codes guide.

#643440 presents itself as a moderately toned warm red — 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 hair away from Purple Brown (#673A3F). Its next-closest registered neighbors are Old Mauve (#673147) and Matchmaker (#6D3540).

Technically, the mix leans on its red channel (rgb(100, 52, 64)), which gives #643440 its character. Accessibility-wise, white text works best on #643440: 10.0:1 contrast (passing WCAG AAA) versus 2.1:1 for black. On paper it relies strongly on black ink (K:61), so proof dark layouts before a large print run. #643440 has no official name yet. If this shade means something to you, you can be the one to name it.

#643440 color variations

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

#643440 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 #643440

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

Purple Brown color link
Purple Brown

#673A3F

Old Mauve color link
Old Mauve

#673147

Matchmaker color link
Matchmaker

#6D3540

Tawny Port color link
Tawny Port

#643A48

Verve color link
Verve

#5D2E3C

Solar Flare color link
Solar Flare

#693E40

Brunette color link
Brunette

#634041

Catawba color link
Catawba

#703642

Siren color link
Siren

#69293B

Ribbon color link
Ribbon

#71333C

Lexington color link
Lexington

#683E37

#643440 color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

Conversions between color systems and etc.

  • HEX#643440
  • RGB100, 52, 64
  • CMYK0, 19, 14, 61
  • HSL345°, 32%, 30%
  • HSL Precise345°, 31.579%, 29.804%
  • HSV345°, 48%, 39%
  • HSB345°, 48%, 39%
  • HEX ID643440
  • DECIMAL ID6566976
  • Name LengthThis color has no name
  • Color Family (Hue)Red
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • Percentage of Red in RGB39.2%
  • Percentage of Green in RGB20.4%
  • Percentage of Blue in RGB25.1%
  • This page visited6 times
  • Counting from2025-01-01