Information about #B1311A color

#B1311A color image

Basic facts about this digital color

In the Register's classification, #B1311A belongs to the Red Color Family, featuring High Saturation and Neutral brightness. The mix behind it: rgb(177, 49, 26) — 69.4% red, 19.2% green, 10.2% blue; the print equivalent is CMYK 0 / 50 / 59 / 31. New to color codes? See our guide to RGB color codes.

#B1311A is a energetic, saturated red that sits comfortably between light and dark. In practice it works well for bold branding moments and attention-grabbing details. In The Official Register of Color Names it is a hair away from Rustic Coral (#AE3415). Nearby in the Register you will also find Chinese Brown (#AB381F) and Chinese Red (#AA381E).

Technically, the mix leans on its red channel (rgb(177, 49, 26)), which gives #B1311A its character. If you plan to put text on a #B1311A background, choose white — the contrast ratio is 6.3:1 (passing WCAG AA), while black manages only 3.3:1. #B1311A has no official name yet. If this shade means something to you, you can be the one to name it.

#B1311A color variations

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

#B1311A 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 #B1311A

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

Rustic Coral color link
Rustic Coral

#AE3415

Chinese Red color link
Chinese Red

#AA381E

Bonfire color link
Bonfire

#A62A20

Vintage Red color link
Vintage Red

#AF2413

Firebrick color link
Firebrick

#B22222

Red Cola color link
Red Cola

#B62020

Greyed Red color link
Greyed Red

#BC2D29

Brick color link
Brick

#A03623

Ayers Rock color link
Ayers Rock

#AE451D

Conversions between color systems and etc.

  • HEX#B1311A
  • RGB177, 49, 26
  • CMYK0, 50, 59, 31
  • CSSrgb(177, 49, 26)
  • HSL9°, 74%, 40%
  • HSL Precise9.139°, 74.384%, 39.804%
  • HSV9°, 85%, 69%
  • HSB9°, 85%, 69%
  • Normalized R (0.0–1.0)0.694
  • Normalized G (0.0–1.0)0.192
  • Normalized B (0.0–1.0)0.102
  • GLSLvec3(0.694, 0.192, 0.102)
  • GLSL with alphavec4(0.694, 0.192, 0.102, 1.000)
  • HLSL / Metalfloat3(0.694, 0.192, 0.102)
  • Percentage of Red in RGB69.4%
  • Percentage of Green in RGB19.2%
  • Percentage of Blue in RGB10.2%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX IDB1311A
  • DECIMAL ID11612442
  • Name LengthThis color has no name
  • Seen by search & AI crawlers12 times
  • Counting from2025-01-01