Information about #5B1815 color

#5B1815 color image

Basic facts about this digital color

The digital color #5B1815 is classified in the Register under the Red Color Family, with High Saturation and Dark brightness. In numbers: rgb(91, 24, 21) (35.7% red, 9.4% green, 8.2% blue), or CMYK 0 / 26 / 27 / 64 for print. New to color codes? See our guide to RGB color codes.

The color #5B1815 reads as a strongly colored warm red and stays on the darker end of the scale. Designers typically reach for tones like this for moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is practically indistinguishable from Philippine Brown (#5D1916). Slightly further away sit Red Planet (#5A2019) and Chocolate Cosmos (#58111A).

Technically, the mix leans on its red channel (rgb(91, 24, 21)), which gives #5B1815 its character. On this background, white text reaches a 13.2:1 contrast ratio (passing WCAG AAA); black stays at 1.6:1. On paper it relies strongly on black ink (K:64), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #5B1815 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#5B1815 color variations

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

#5B1815 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 #5B1815

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

Red Planet color link
Red Planet

#5A2019

JayHawk Red color link
JayHawk Red

#58181F

Heath color link
Heath

#541012

Rata color link
Rata

#5D1F1E

Maroon Oak color link
Maroon Oak

#520C17

Madam M color link
Madam M

#610C1D

Royal Maroon color link
Royal Maroon

#670E10

Speed Demon color link
Speed Demon

#551B24

Red Baron color link
Red Baron

#511D22

Conversions between color systems and etc.

  • HEX#5B1815
  • RGB91, 24, 21
  • CMYK0, 26, 27, 64
  • CSSrgb(91, 24, 21)
  • HSL3°, 63%, 22%
  • HSL Precise2.571°, 62.5%, 21.961%
  • HSV3°, 77%, 36%
  • HSB3°, 77%, 36%
  • Normalized R (0.0–1.0)0.357
  • Normalized G (0.0–1.0)0.094
  • Normalized B (0.0–1.0)0.082
  • GLSLvec3(0.357, 0.094, 0.082)
  • GLSL with alphavec4(0.357, 0.094, 0.082, 1.000)
  • HLSL / Metalfloat3(0.357, 0.094, 0.082)
  • Percentage of Red in RGB35.7%
  • Percentage of Green in RGB9.4%
  • Percentage of Blue in RGB8.2%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyDark
  • HEX ID5B1815
  • DECIMAL ID5969941
  • Name LengthThis color has no name
  • Seen by search & AI crawlers11 times
  • Counting from2025-01-01