Information about #55B21F color

#55B21F color image

Basic facts about this digital color

The digital color #55B21F is classified in the Register under the Chartreuse Color Family, with High Saturation and Light brightness. Its exact recipe is rgb(85, 178, 31) — 33.3% red, 69.8% green, 12.2% blue — and for print it converts to CMYK 36 / 0 / 58 / 30. Curious how these numbers work? Read our RGB color codes guide.

#55B21F presents itself as a strongly colored yellow-green — one that feels open and friendly. It is a natural fit for bold branding moments and attention-grabbing details. In The Official Register of Color Names it is very close to Kelly Green (#4CBB17). Its next-closest registered neighbors are Cinnabar Green (#61B329) and Grass (#5CAC2D).

The recipe behind #55B21F is rgb(85, 178, 31), with green as the dominant ingredient. If you plan to put text on a #55B21F background, choose black — the contrast ratio is 7.8:1 (passing WCAG AAA), while white manages only 2.7:1. No one has named #55B21F so far. Register a name for it and it becomes a permanent record.

#55B21F color variations

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

#55B21F 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 #55B21F

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

Kelly Green color link
Kelly Green

#4CBB17

Grass color link
Grass

#5CAC2D

Green Apple color link
Green Apple

#4CC417

Green Onion color link
Green Onion

#6AA121

Leafy Green color link
Leafy Green

#51B73B

Wham color link
Wham

#5FB33A

Leaf Green color link
Leaf Green

#5CA904

Kakapo color link
Kakapo

#5C9625

Christi color link
Christi

#71A91D

Limeade color link
Limeade

#5F9727

Conversions between color systems and etc.

  • HEX#55B21F
  • RGB85, 178, 31
  • CMYK36, 0, 58, 30
  • CSSrgb(85, 178, 31)
  • HSL98°, 70%, 41%
  • HSL Precise97.959°, 70.335%, 40.98%
  • HSV98°, 83%, 70%
  • HSB98°, 83%, 70%
  • Normalized R (0.0–1.0)0.333
  • Normalized G (0.0–1.0)0.698
  • Normalized B (0.0–1.0)0.122
  • GLSLvec3(0.333, 0.698, 0.122)
  • GLSL with alphavec4(0.333, 0.698, 0.122, 1.000)
  • HLSL / Metalfloat3(0.333, 0.698, 0.122)
  • Percentage of Red in RGB33.3%
  • Percentage of Green in RGB69.8%
  • Percentage of Blue in RGB12.2%
  • Color FamilyChartreuse
  • Saturation FamilyHigh Saturation
  • Lightness FamilyLight
  • HEX ID55B21F
  • DECIMAL ID5616159
  • Name LengthThis color has no name
  • Seen by search & AI crawlers13 times
  • Counting from2025-01-01