Information about #218B6F color

#218B6F color image

Basic facts about this digital color

In the Register's classification, #218B6F belongs to the Spring Green Color Family, featuring High Saturation and Neutral brightness. In numbers: rgb(33, 139, 111) (12.9% red, 54.5% green, 43.5% blue), or CMYK 42 / 0 / 11 / 45 for print. Curious how these numbers work? Read our RGB color codes guide.

#218B6F presents itself as a energetic, saturated spring green — one that holds a balanced mid-tone. It is a natural fit for bold branding moments and attention-grabbing details. In The Official Register of Color Names it is almost identical to Soylent Green (#218B76). Its next-closest registered neighbors are Elf Green (#1B8A6B) and Tropical Rain Forest (#17806D).

In RGB terms — rgb(33, 139, 111) — the green channel does the heavy lifting here. If you plan to put text on a #218B6F background, choose black — the contrast ratio is 5.0:1 (passing WCAG AA), while white manages only 4.2:1. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#218B6F color variations

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

#218B6F 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 #218B6F

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

#218B6F color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

Conversions between color systems and etc.

  • HEX#218B6F
  • RGB33, 139, 111
  • CMYK42, 0, 11, 45
  • CSSrgb(33, 139, 111)
  • HSL164°, 62%, 34%
  • HSL Precise164.151°, 61.628%, 33.725%
  • HSV164°, 76%, 55%
  • HSB164°, 76%, 55%
  • Normalized R (0.0–1.0)0.129
  • Normalized G (0.0–1.0)0.545
  • Normalized B (0.0–1.0)0.435
  • GLSLvec3(0.129, 0.545, 0.435)
  • GLSL with alphavec4(0.129, 0.545, 0.435, 1.000)
  • HLSL / Metalfloat3(0.129, 0.545, 0.435)
  • Percentage of Red in RGB12.9%
  • Percentage of Green in RGB54.5%
  • Percentage of Blue in RGB43.5%
  • Color Family (Hue)Spring Green
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX ID218B6F
  • DECIMAL ID2198383
  • Name LengthThis color has no name
  • This page visited6 times
  • Counting from2025-01-01