Information about #643526 color

#643526 color image

Basic facts about this digital color

The digital color #643526 is classified in the Register under the Red Color Family, with Moderate Saturation and Neutral brightness. Its exact recipe is rgb(100, 53, 38) — 39.2% red, 20.8% green, 14.9% blue — and for print it converts to CMYK 0 / 18 / 24 / 61. New to color codes? See our guide to RGB color codes.

#643526 presents itself as a clearly saturated warm red — one that occupies the middle of the lightness scale. In practice it works well for balanced palettes where no single element should shout. In The Official Register of Color Names it is practically indistinguishable from Hairy Heath (#633528). Slightly further away sit Komakorau (#64352A) and Royal Mahogany (#653420).

Technically, the mix leans on its red channel (rgb(100, 53, 38)), which gives #643526 its character. On this background, white text reaches a 10.1:1 contrast ratio (passing WCAG AAA); black stays at 2.1:1. On paper it relies strongly on black ink (K:61), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #643526 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#643526 color variations

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

#643526 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 #643526

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

Hairy Heath color link
Hairy Heath

#633528

Komakorau color link
Komakorau

#64352A

Oiled Cedar color link
Oiled Cedar

#66362D

Red Sienna color link
Red Sienna

#5F312A

Cajun color link
Cajun

#662F2B

Meranti color link
Meranti

#6B342A

Fahrenheit color link
Fahrenheit

#672E2B

Kwila color link
Kwila

#6D332A

Pueblo color link
Pueblo

#6E3326

Carnaby Tan color link
Carnaby Tan

#5B3A24

Conversions between color systems and etc.

  • HEX#643526
  • RGB100, 53, 38
  • CMYK0, 18, 24, 61
  • CSSrgb(100, 53, 38)
  • HSL15°, 45%, 27%
  • HSL Precise14.516°, 44.928%, 27.059%
  • HSV15°, 62%, 39%
  • HSB15°, 62%, 39%
  • Normalized R (0.0–1.0)0.392
  • Normalized G (0.0–1.0)0.208
  • Normalized B (0.0–1.0)0.149
  • GLSLvec3(0.392, 0.208, 0.149)
  • GLSL with alphavec4(0.392, 0.208, 0.149, 1.000)
  • HLSL / Metalfloat3(0.392, 0.208, 0.149)
  • Percentage of Red in RGB39.2%
  • Percentage of Green in RGB20.8%
  • Percentage of Blue in RGB14.9%
  • Color FamilyRed
  • Saturation FamilyModerate Saturation
  • Lightness FamilyNeutral
  • HEX ID643526
  • DECIMAL ID6567206
  • Name LengthThis color has no name
  • Seen by search & AI crawlers320 times
  • Counting from2025-01-01