Information about #B51C23 color

#B51C23 color image

Basic facts about this digital color

#B51C23 falls into the Red Color Family — High Saturation, Light brightness. The mix behind it: rgb(181, 28, 35) — 71% red, 11% green, 13.7% blue; the print equivalent is CMYK 0 / 60 / 57 / 29. Curious how these numbers work? Read our RGB color codes guide.

#B51C23 presents itself as a energetic, saturated earthy red — one that feels open and friendly. It is a natural fit for accents, call-to-action elements and statement visuals. In The Official Register of Color Names it is a hair away from Del Toro (#B11D20). Its next-closest registered neighbors are Red Cola (#B62020) and Mary A. Cummings (#B72126).

In RGB terms — rgb(181, 28, 35) — the red channel does the heavy lifting here. Accessibility-wise, white text works best on #B51C23: 6.7:1 contrast (passing WCAG AA) versus 3.2:1 for black. Out of 16,777,216 possible colors, #B51C23 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#B51C23 color variations

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

#B51C23 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 #B51C23

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

Del Toro color link
Del Toro

#B11D20

Red Cola color link
Red Cola

#B62020

Firebrick color link
Firebrick

#B22222

Carnelian color link
Carnelian

#B31B1B

Upsdell Red color link
Upsdell Red

#AE2029

Wine Red color link
Wine Red

#B11226

Murdoc Red color link
Murdoc Red

#BC161C

Red Pepper color link
Red Pepper

#BB112A

Rambutan Red color link
Rambutan Red

#A72127

Conversions between color systems and etc.

  • HEX#B51C23
  • RGB181, 28, 35
  • CMYK0, 60, 57, 29
  • CSSrgb(181, 28, 35)
  • HSL357°, 73%, 41%
  • HSL Precise357.255°, 73.206%, 40.98%
  • HSV357°, 85%, 71%
  • HSB357°, 85%, 71%
  • Normalized R (0.0–1.0)0.710
  • Normalized G (0.0–1.0)0.110
  • Normalized B (0.0–1.0)0.137
  • GLSLvec3(0.710, 0.110, 0.137)
  • GLSL with alphavec4(0.710, 0.110, 0.137, 1.000)
  • HLSL / Metalfloat3(0.710, 0.110, 0.137)
  • Percentage of Red in RGB71%
  • Percentage of Green in RGB11%
  • Percentage of Blue in RGB13.7%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyLight
  • HEX IDB51C23
  • DECIMAL ID11869219
  • Name LengthThis color has no name
  • Seen by search & AI crawlers5 times
  • Counting from2025-01-01