Information about #AC150B color

#AC150B color image

Basic facts about this digital color

In the Register's classification, #AC150B belongs to the Red Color Family, featuring Full Saturation and Neutral brightness. In numbers: rgb(172, 21, 11) (67.5% red, 8.2% green, 4.3% blue), or CMYK 0 / 59 / 63 / 33 for print. Curious how these numbers work? Read our RGB color codes guide.

#AC150B presents itself as a maximally vivid red — one that holds a balanced mid-tone. It is a natural fit for bold branding moments and attention-grabbing details. In The Official Register of Color Names it is almost identical to Tomato Sauce (#B21807). Its next-closest registered neighbors are Rufous (#A81C07) and Rojo Spanish Red (#A91101).

In RGB terms — rgb(172, 21, 11) — the red channel does the heavy lifting here. If you plan to put text on a #AC150B background, choose white — the contrast ratio is 7.3:1 (passing WCAG AAA), while black manages only 2.9:1. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#AC150B color variations

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

#AC150B 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 #AC150B

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

Tomato Sauce color link
Tomato Sauce

#B21807

Rufous color link
Rufous

#A81C07

Red Thread color link
Red Thread

#A81900

Vibrant Ruby color link
Vibrant Ruby

#A7080D

Naga Red color link
Naga Red

#AB0707

Vintage Red color link
Vintage Red

#AF2413

Pulse color link
Pulse

#A41D19

Carnelian color link
Carnelian

#B31B1B

Conversions between color systems and etc.

  • HEX#AC150B
  • RGB172, 21, 11
  • CMYK0, 59, 63, 33
  • CSSrgb(172, 21, 11)
  • HSL4°, 88%, 36%
  • HSL Precise3.727°, 87.978%, 35.882%
  • HSV4°, 94%, 67%
  • HSB4°, 94%, 67%
  • Normalized R (0.0–1.0)0.675
  • Normalized G (0.0–1.0)0.082
  • Normalized B (0.0–1.0)0.043
  • GLSLvec3(0.675, 0.082, 0.043)
  • GLSL with alphavec4(0.675, 0.082, 0.043, 1.000)
  • HLSL / Metalfloat3(0.675, 0.082, 0.043)
  • Percentage of Red in RGB67.5%
  • Percentage of Green in RGB8.2%
  • Percentage of Blue in RGB4.3%
  • Color FamilyRed
  • Saturation FamilyFull Saturation
  • Lightness FamilyNeutral
  • HEX IDAC150B
  • DECIMAL ID11277579
  • Name LengthThis color has no name
  • Seen by search & AI crawlers10 times
  • Counting from2025-01-01