Information about #671D21 color

#671D21 color image

Basic facts about this digital color

The digital color #671D21 is classified in the Register under the Red Color Family, with Moderate Saturation and Neutral brightness. Its exact recipe is rgb(103, 29, 33) — 40.4% red, 11.4% green, 12.9% blue — and for print it converts to CMYK 0 / 29 / 27 / 60. Curious how these numbers work? Read our RGB color codes guide.

#671D21 presents itself as a clearly saturated earthy red — one that holds a balanced mid-tone. It is a natural fit for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is practically indistinguishable from Pohutukawa (#651C26). Its next-closest registered neighbors are Vintage Maroon (#621D1D) and Red Bean (#672422).

In RGB terms — rgb(103, 29, 33) — the red channel does the heavy lifting here. If you plan to put text on a #671D21 background, choose white — the contrast ratio is 11.8:1 (passing WCAG AAA), while black manages only 1.8:1. For print, note the heavy black component (K:60) — ink coverage matters with tones this deep. No one has named #671D21 so far. Register a name for it and it becomes a permanent record.

#671D21 color variations

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

#671D21 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 #671D21

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

Pohutukawa color link
Pohutukawa

#651C26

Red Bean color link
Red Bean

#672422

Hot N Spicy color link
Hot N Spicy

#6B2320

Livewire color link
Livewire

#6D1C27

Pioneer Red color link
Pioneer Red

#642620

Breakfree color link
Breakfree

#65192A

X Factor color link
X Factor

#681B2B

Persian Plum color link
Persian Plum

#701C1C

Rata color link
Rata

#5D1F1E

Heatwave color link
Heatwave

#6E2620

Jalapeno color link
Jalapeno

#701C28

Conversions between color systems and etc.

  • HEX#671D21
  • RGB103, 29, 33
  • CMYK0, 29, 27, 60
  • CSSrgb(103, 29, 33)
  • HSL357°, 56%, 26%
  • HSL Precise356.757°, 56.061%, 25.882%
  • HSV357°, 72%, 40%
  • HSB357°, 72%, 40%
  • Normalized R (0.0–1.0)0.404
  • Normalized G (0.0–1.0)0.114
  • Normalized B (0.0–1.0)0.129
  • GLSLvec3(0.404, 0.114, 0.129)
  • GLSL with alphavec4(0.404, 0.114, 0.129, 1.000)
  • HLSL / Metalfloat3(0.404, 0.114, 0.129)
  • Percentage of Red in RGB40.4%
  • Percentage of Green in RGB11.4%
  • Percentage of Blue in RGB12.9%
  • Color FamilyRed
  • Saturation FamilyModerate Saturation
  • Lightness FamilyNeutral
  • HEX ID671D21
  • DECIMAL ID6757665
  • Name LengthThis color has no name
  • Seen by search & AI crawlers24 times
  • Counting from2025-01-01