Information about #15511B color

#15511B color image

Basic facts about this digital color

#15511B falls into the Green Color Family — Moderate Saturation, Dark brightness. Its exact recipe is rgb(21, 81, 27) — 8.2% red, 31.8% green, 10.6% blue — and for print it converts to CMYK 24 / 0 / 21 / 68. Curious how these numbers work? Read our RGB color codes guide.

The color #15511B reads as a pleasantly vivid natural green and stays on the darker end of the scale. Expect to see shades like this in dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is a near neighbor of Luxury Green (#135029). Slightly further away sit Andrea's Green (#095812) and Cal Poly Green (#1E4D2B).

Technically, the mix leans on its green channel (rgb(21, 81, 27)), which gives #15511B its character. Accessibility-wise, white text works best on #15511B: 9.4:1 contrast (passing WCAG AAA) versus 2.2:1 for black. For print, note the heavy black component (K:68) — ink coverage matters with tones this deep. No one has named #15511B so far. Register a name for it and it becomes a permanent record.

#15511B color variations

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

#15511B 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 #15511B

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#15511B
  • RGB21, 81, 27
  • CMYK24, 0, 21, 68
  • CSSrgb(21, 81, 27)
  • HSL126°, 59%, 20%
  • HSL Precise126°, 58.824%, 20%
  • HSV126°, 74%, 32%
  • HSB126°, 74%, 32%
  • Normalized R (0.0–1.0)0.082
  • Normalized G (0.0–1.0)0.318
  • Normalized B (0.0–1.0)0.106
  • GLSLvec3(0.082, 0.318, 0.106)
  • GLSL with alphavec4(0.082, 0.318, 0.106, 1.000)
  • HLSL / Metalfloat3(0.082, 0.318, 0.106)
  • Percentage of Red in RGB8.2%
  • Percentage of Green in RGB31.8%
  • Percentage of Blue in RGB10.6%
  • Color FamilyGreen
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID15511B
  • DECIMAL ID1397019
  • Name LengthThis color has no name
  • Seen by search & AI crawlers15 times
  • Counting from2025-01-01