Information about #1F5139 color

#1F5139 color image

Basic facts about this digital color

In the Register's classification, #1F5139 belongs to the Spring Green Color Family, featuring Moderate Saturation and Dark brightness. In numbers: rgb(31, 81, 57) (12.2% red, 31.8% green, 22.4% blue), or CMYK 20 / 0 / 9 / 68 for print. Curious how these numbers work? Read our RGB color codes guide.

A confidently colored spring green, #1F5139 carries a shadowy depth. Expect to see shades like this in night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is practically indistinguishable from Kaitoke Green (#245336). Nearby in the Register you will also find Brunswick Green (#1B4D3E) and Zydeco (#20483F).

Technically, the mix leans on its green channel (rgb(31, 81, 57)), which gives #1F5139 its character. If you plan to put text on a #1F5139 background, choose white — the contrast ratio is 9.2:1 (passing WCAG AAA), while black manages only 2.3:1. For print, note the heavy black component (K:68) — ink coverage matters with tones this deep. #1F5139 has no official name yet. If this shade means something to you, you can be the one to name it.

#1F5139 color variations

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

#1F5139 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 #1F5139

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#1F5139
  • RGB31, 81, 57
  • CMYK20, 0, 9, 68
  • CSSrgb(31, 81, 57)
  • HSL151°, 45%, 22%
  • HSL Precise151.2°, 44.643%, 21.961%
  • HSV151°, 62%, 32%
  • HSB151°, 62%, 32%
  • Normalized R (0.0–1.0)0.122
  • Normalized G (0.0–1.0)0.318
  • Normalized B (0.0–1.0)0.224
  • GLSLvec3(0.122, 0.318, 0.224)
  • GLSL with alphavec4(0.122, 0.318, 0.224, 1.000)
  • HLSL / Metalfloat3(0.122, 0.318, 0.224)
  • Percentage of Red in RGB12.2%
  • Percentage of Green in RGB31.8%
  • Percentage of Blue in RGB22.4%
  • Color FamilySpring Green
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID1F5139
  • DECIMAL ID2052409
  • Name LengthThis color has no name
  • Seen by search & AI crawlers19 times
  • Counting from2025-01-01