Information about #1B0A21 color

#1B0A21 color image

Basic facts about this digital color

In the Register's classification, #1B0A21 belongs to the Violet Color Family, featuring Moderate Saturation and Very Dark brightness. In numbers: rgb(27, 10, 33) (10.6% red, 3.9% green, 12.9% blue), or CMYK 2 / 9 / 0 / 87 for print. New to color codes? See our guide to RGB color codes.

#1B0A21 presents itself as a clearly saturated twilight violet — one that sits very close to black. In practice it works well for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is almost identical to Very Dark Magenta (#1D111D). Its next-closest registered neighbors are Very Dark Violet (#17111D) and Very Deep Magenta (#1D001D).

The recipe behind #1B0A21 is rgb(27, 10, 33), with blue as the dominant ingredient. Accessibility-wise, white text works best on #1B0A21: 18.9:1 contrast (passing WCAG AAA) versus 1.1:1 for black. For print, note the heavy black component (K:87) — ink coverage matters with tones this deep. #1B0A21 has no official name yet. If this shade means something to you, you can be the one to name it.

#1B0A21 color variations

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

#1B0A21 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 #1B0A21

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#1B0A21
  • RGB27, 10, 33
  • CMYK2, 9, 0, 87
  • CSSrgb(27, 10, 33)
  • HSL284°, 53%, 8%
  • HSL Precise284.348°, 53.488%, 8.431%
  • HSV284°, 70%, 13%
  • HSB284°, 70%, 13%
  • Normalized R (0.0–1.0)0.106
  • Normalized G (0.0–1.0)0.039
  • Normalized B (0.0–1.0)0.129
  • GLSLvec3(0.106, 0.039, 0.129)
  • GLSL with alphavec4(0.106, 0.039, 0.129, 1.000)
  • HLSL / Metalfloat3(0.106, 0.039, 0.129)
  • Percentage of Red in RGB10.6%
  • Percentage of Green in RGB3.9%
  • Percentage of Blue in RGB12.9%
  • Color FamilyViolet
  • Saturation FamilyModerate Saturation
  • Lightness FamilyVery Dark
  • HEX ID1B0A21
  • DECIMAL ID1772065
  • Name LengthThis color has no name
  • Seen by search & AI crawlers12 times
  • Counting from2025-01-01