Information about #B4133B color

#B4133B color image

Basic facts about this digital color

The digital color #B4133B is classified in the Register under the Red Color Family, with High Saturation and Neutral brightness. Its exact recipe is rgb(180, 19, 59) — 70.6% red, 7.5% green, 23.1% blue — and for print it converts to CMYK 0 / 63 / 47 / 29. Curious how these numbers work? Read our RGB color codes guide.

#B4133B presents itself as a vivid, lively warm red — one that sits comfortably between light and dark. It is a natural fit for logos, highlights and anything that needs to be noticed first. In The Official Register of Color Names it is practically indistinguishable from Rouge (#AB1239). Nearby in the Register you will also find Norway Red (#BA0C2F) and American Red (#B32134).

Technically, the mix leans on its red channel (rgb(180, 19, 59)), which gives #B4133B its character. On this background, white text reaches a 6.8:1 contrast ratio (passing WCAG AA); black stays at 3.1:1. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#B4133B color variations

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

#B4133B 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 #B4133B

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

Rouge color link
Rouge

#AB1239

Norway Red color link
Norway Red

#BA0C2F

American Red color link
American Red

#B32134

French Wine color link
French Wine

#AC1E44

Spring Red color link
Spring Red

#BE1F35

Cool Red color link
Cool Red

#A80B44

Deep Carmine color link
Deep Carmine

#A9203E

Falcons Red color link
Falcons Red

#A71930

Red Pepper color link
Red Pepper

#BB112A

Cardinal color link
Cardinal

#C41E3A

Rambutan color link
Rambutan

#C71232

Conversions between color systems and etc.

  • HEX#B4133B
  • RGB180, 19, 59
  • CMYK0, 63, 47, 29
  • CSSrgb(180, 19, 59)
  • HSL345°, 81%, 39%
  • HSL Precise345.093°, 80.905%, 39.02%
  • HSV345°, 89%, 71%
  • HSB345°, 89%, 71%
  • Normalized R (0.0–1.0)0.706
  • Normalized G (0.0–1.0)0.075
  • Normalized B (0.0–1.0)0.231
  • GLSLvec3(0.706, 0.075, 0.231)
  • GLSL with alphavec4(0.706, 0.075, 0.231, 1.000)
  • HLSL / Metalfloat3(0.706, 0.075, 0.231)
  • Percentage of Red in RGB70.6%
  • Percentage of Green in RGB7.5%
  • Percentage of Blue in RGB23.1%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX IDB4133B
  • DECIMAL ID11801403
  • Name LengthThis color has no name
  • Seen by search & AI crawlers17 times
  • Counting from2025-01-01