Information about #AC1D27 color

#AC1D27 color image

Basic facts about this digital color

The digital color #AC1D27 is classified in the Register under the Red Color Family, with High Saturation and Neutral brightness. Its exact recipe is rgb(172, 29, 39) — 67.5% red, 11.4% green, 15.3% blue — and for print it converts to CMYK 0 / 56 / 52 / 33. Curious how these numbers work? Read our RGB color codes guide.

A strongly colored warm red, #AC1D27 holds a balanced mid-tone. Expect to see shades like this in bold branding moments and attention-grabbing details. In The Official Register of Color Names it is a hair away from Netherlands Red (#AE1C28). Its next-closest registered neighbors are Upsdell Red (#AE2029) and Rambutan Red (#A72127).

Technically, the mix leans on its red channel (rgb(172, 29, 39)), which gives #AC1D27 its character. If you plan to put text on a #AC1D27 background, choose white — the contrast ratio is 7.1:1 (passing WCAG AAA), while black manages only 3.0:1. No one has named #AC1D27 so far. Register a name for it and it becomes a permanent record.

#AC1D27 color variations

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

#AC1D27 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 #AC1D27

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

Upsdell Red color link
Upsdell Red

#AE2029

Rambutan Red color link
Rambutan Red

#A72127

Del Toro color link
Del Toro

#B11D20

Firebrick color link
Firebrick

#B22222

Falcons Red color link
Falcons Red

#A71930

Wine Red color link
Wine Red

#B11226

Red Cola color link
Red Cola

#B62020

Rosy Red color link
Rosy Red

#A11A2E

Carnelian color link
Carnelian

#B31B1B

Conversions between color systems and etc.

  • HEX#AC1D27
  • RGB172, 29, 39
  • CMYK0, 56, 52, 33
  • CSSrgb(172, 29, 39)
  • HSL356°, 71%, 39%
  • HSL Precise355.804°, 71.144%, 39.412%
  • HSV356°, 83%, 67%
  • HSB356°, 83%, 67%
  • Normalized R (0.0–1.0)0.675
  • Normalized G (0.0–1.0)0.114
  • Normalized B (0.0–1.0)0.153
  • GLSLvec3(0.675, 0.114, 0.153)
  • GLSL with alphavec4(0.675, 0.114, 0.153, 1.000)
  • HLSL / Metalfloat3(0.675, 0.114, 0.153)
  • Percentage of Red in RGB67.5%
  • Percentage of Green in RGB11.4%
  • Percentage of Blue in RGB15.3%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX IDAC1D27
  • DECIMAL ID11279655
  • Name LengthThis color has no name
  • Seen by search & AI crawlers15 times
  • Counting from2025-01-01