Information about #51030B color

#51030B color image

Basic facts about this digital color

#51030B falls into the Red Color Family — Full Saturation, Dark brightness. Its exact recipe is rgb(81, 3, 11) — 31.8% red, 1.2% green, 4.3% blue — and for print it converts to CMYK 0 / 31 / 27 / 68. New to color codes? See our guide to RGB color codes.

#51030B is a pure, full-strength warm red that leans clearly toward the dark side. In practice it works well for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is practically indistinguishable from Marcels Burgundy (#4D0211). Its next-closest registered neighbors are Deep Amaranth (#59000B) and Dark Chocolate (#490206).

The recipe behind #51030B is rgb(81, 3, 11), with red as the dominant ingredient. Accessibility-wise, white text works best on #51030B: 15.4:1 contrast (passing WCAG AAA) versus 1.4:1 for black. On paper it relies strongly on black ink (K:68), so proof dark layouts before a large print run. #51030B has no official name yet. If this shade means something to you, you can be the one to name it.

#51030B color variations

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

#51030B 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 #51030B

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#51030B
  • RGB81, 3, 11
  • CMYK0, 31, 27, 68
  • CSSrgb(81, 3, 11)
  • HSL354°, 93%, 16%
  • HSL Precise353.846°, 92.857%, 16.471%
  • HSV354°, 96%, 32%
  • HSB354°, 96%, 32%
  • Normalized R (0.0–1.0)0.318
  • Normalized G (0.0–1.0)0.012
  • Normalized B (0.0–1.0)0.043
  • GLSLvec3(0.318, 0.012, 0.043)
  • GLSL with alphavec4(0.318, 0.012, 0.043, 1.000)
  • HLSL / Metalfloat3(0.318, 0.012, 0.043)
  • Percentage of Red in RGB31.8%
  • Percentage of Green in RGB1.2%
  • Percentage of Blue in RGB4.3%
  • Color FamilyRed
  • Saturation FamilyFull Saturation
  • Lightness FamilyDark
  • HEX ID51030B
  • DECIMAL ID5309195
  • Name LengthThis color has no name
  • Seen by search & AI crawlers9 times
  • Counting from2025-01-01