Information about #5B0021 color

#5B0021 color image

Basic facts about this digital color

In the Register's classification, #5B0021 belongs to the Rose Color Family, featuring Full Saturation and Dark brightness. The mix behind it: rgb(91, 0, 33) — 35.7% red, 0% green, 12.9% blue; the print equivalent is CMYK 0 / 36 / 23 / 64. New to color codes? See our guide to RGB color codes.

The color #5B0021 reads as a maximally vivid rose and carries a shadowy depth. Designers typically reach for tones like this for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is almost identical to Deep Raspberry (#590021). Nearby in the Register you will also find Castro (#52001F) and Dark Scarlet (#560319).

Technically, the mix leans on its red channel (rgb(91, 0, 33)), which gives #5B0021 its character. If you plan to put text on a #5B0021 background, choose white — the contrast ratio is 14.3:1 (passing WCAG AAA), while black manages only 1.5:1. For print, note the heavy black component (K:64) — ink coverage matters with tones this deep. #5B0021 has no official name yet. If this shade means something to you, you can be the one to name it.

#5B0021 color variations

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

#5B0021 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 #5B0021

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

Conversions between color systems and etc.

  • HEX#5B0021
  • RGB91, 0, 33
  • CMYK0, 36, 23, 64
  • CSSrgb(91, 0, 33)
  • HSL338°, 100%, 18%
  • HSL Precise338.242°, 100%, 17.843%
  • HSV338°, 100%, 36%
  • HSB338°, 100%, 36%
  • Normalized R (0.0–1.0)0.357
  • Normalized G (0.0–1.0)0.000
  • Normalized B (0.0–1.0)0.129
  • GLSLvec3(0.357, 0.000, 0.129)
  • GLSL with alphavec4(0.357, 0.000, 0.129, 1.000)
  • HLSL / Metalfloat3(0.357, 0.000, 0.129)
  • Percentage of Red in RGB35.7%
  • Percentage of Green in RGB0%
  • Percentage of Blue in RGB12.9%
  • Color FamilyRose
  • Saturation FamilyFull Saturation
  • Lightness FamilyDark
  • HEX ID5B0021
  • DECIMAL ID5963809
  • Name LengthThis color has no name
  • Seen by search & AI crawlers11 times
  • Counting from2025-01-01