Information about #551D1F color

#551D1F color image

Basic facts about this digital color

The digital color #551D1F is classified in the Register under the Red Color Family, with Moderate Saturation and Dark brightness. Its exact recipe is rgb(85, 29, 31) — 33.3% red, 11.4% green, 12.2% blue — and for print it converts to CMYK 0 / 22 / 21 / 67. New to color codes? See our guide to RGB color codes.

#551D1F presents itself as a confidently colored earthy red — one that carries a shadowy depth. In practice it works well for moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is practically indistinguishable from Red Baron (#511D22). Nearby in the Register you will also find Speed Demon (#551B24) and JayHawk Red (#58181F).

In RGB terms — rgb(85, 29, 31) — the red channel does the heavy lifting here. On this background, white text reaches a 13.3:1 contrast ratio (passing WCAG AAA); black stays at 1.6:1. On paper it relies strongly on black ink (K:67), so proof dark layouts before a large print run. No one has named #551D1F so far. Register a name for it and it becomes a permanent record.

#551D1F color variations

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

#551D1F 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 #551D1F

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

Red Baron color link
Red Baron

#511D22

Speed Demon color link
Speed Demon

#551B24

JayHawk Red color link
JayHawk Red

#58181F

Rata color link
Rata

#5D1F1E

Red Planet color link
Red Planet

#5A2019

Scoria color link
Scoria

#532620

Mayhem color link
Mayhem

#4D1B25

Lonestar color link
Lonestar

#522426

Renegade color link
Renegade

#592228

Rialto color link
Rialto

#4C2322

Conversions between color systems and etc.

  • HEX#551D1F
  • RGB85, 29, 31
  • CMYK0, 22, 21, 67
  • CSSrgb(85, 29, 31)
  • HSL358°, 49%, 22%
  • HSL Precise357.857°, 49.123%, 22.353%
  • HSV358°, 66%, 33%
  • HSB358°, 66%, 33%
  • Normalized R (0.0–1.0)0.333
  • Normalized G (0.0–1.0)0.114
  • Normalized B (0.0–1.0)0.122
  • GLSLvec3(0.333, 0.114, 0.122)
  • GLSL with alphavec4(0.333, 0.114, 0.122, 1.000)
  • HLSL / Metalfloat3(0.333, 0.114, 0.122)
  • Percentage of Red in RGB33.3%
  • Percentage of Green in RGB11.4%
  • Percentage of Blue in RGB12.2%
  • Color FamilyRed
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID551D1F
  • DECIMAL ID5578015
  • Name LengthThis color has no name
  • Seen by search & AI crawlers10 times
  • Counting from2025-01-01