Information about #12371D color

#12371D color image

Basic facts about this digital color

#12371D falls into the Spring Green Color Family — Moderate Saturation, Dark brightness. Its exact recipe is rgb(18, 55, 29) — 7.1% red, 21.6% green, 11.4% blue — and for print it converts to CMYK 15 / 0 / 10 / 78. Curious how these numbers work? Read our RGB color codes guide.

#12371D is a clearly saturated fresh green-cyan that leans clearly toward the dark side. It is a natural fit for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is practically indistinguishable from Phthalo Green (#123524). Its next-closest registered neighbors are Celtic (#163222) and ProKnox Green (#1A331A).

The recipe behind #12371D is rgb(18, 55, 29), with green as the dominant ingredient. Accessibility-wise, white text works best on #12371D: 13.2:1 contrast (passing WCAG AAA) versus 1.6:1 for black. On paper it relies strongly on black ink (K:78), so proof dark layouts before a large print run. #12371D has no official name yet. If this shade means something to you, you can be the one to name it.

#12371D color variations

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

#12371D 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 #12371D

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

#12371D color backgrounds & wallpapers

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

Conversions between color systems and etc.

  • HEX#12371D
  • RGB18, 55, 29
  • CMYK15, 0, 10, 78
  • HSL138°, 51%, 14%
  • HSL Precise137.838°, 50.685%, 14.314%
  • HSV138°, 67%, 22%
  • HSB138°, 67%, 22%
  • HEX ID12371D
  • DECIMAL ID1193757
  • Name LengthThis color has no name
  • Color Family (Hue)Spring Green
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • Percentage of Red in RGB7.1%
  • Percentage of Green in RGB21.6%
  • Percentage of Blue in RGB11.4%
  • This page visited6 times
  • Counting from2025-01-01