Information about #1D381B color

#1D381B color image

Basic facts about this digital color

#1D381B falls into the Green Color Family — Mild Saturation, Dark brightness. The mix behind it: rgb(29, 56, 27) — 11.4% red, 22% green, 10.6% blue; the print equivalent is CMYK 11 / 0 / 11 / 78. Curious how these numbers work? Read our RGB color codes guide.

A softly balanced green, #1D381B leans clearly toward the dark side. Expect to see shades like this in dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is almost identical to ProKnox Green (#1A331A). Its next-closest registered neighbors are Deep Fir (#193925) and Myrtle (#21421E).

In RGB terms — rgb(29, 56, 27) — the green channel does the heavy lifting here. Accessibility-wise, white text works best on #1D381B: 12.9:1 contrast (passing WCAG AAA) versus 1.6:1 for black. For print, note the heavy black component (K:78) — ink coverage matters with tones this deep. Out of 16,777,216 possible colors, #1D381B is still unnamed — it can be claimed and named in The Official Register of Color Names.

#1D381B color variations

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

#1D381B 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 #1D381B

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

Deep Fir color link
Deep Fir

#193925

Myrtle color link
Myrtle

#21421E

Celtic color link
Celtic

#163222

Cardin Green color link
Cardin Green

#1B3427

Kereru color link
Kereru

#283E23

Palm Green color link
Palm Green

#20392C

Pine Tree color link
Pine Tree

#2A2F23

Conversions between color systems and etc.

  • HEX#1D381B
  • RGB29, 56, 27
  • CMYK11, 0, 11, 78
  • CSSrgb(29, 56, 27)
  • HSL116°, 35%, 16%
  • HSL Precise115.862°, 34.94%, 16.275%
  • HSV116°, 52%, 22%
  • HSB116°, 52%, 22%
  • Normalized R (0.0–1.0)0.114
  • Normalized G (0.0–1.0)0.220
  • Normalized B (0.0–1.0)0.106
  • GLSLvec3(0.114, 0.220, 0.106)
  • GLSL with alphavec4(0.114, 0.220, 0.106, 1.000)
  • HLSL / Metalfloat3(0.114, 0.220, 0.106)
  • Percentage of Red in RGB11.4%
  • Percentage of Green in RGB22%
  • Percentage of Blue in RGB10.6%
  • Color FamilyGreen
  • Saturation FamilyMild Saturation
  • Lightness FamilyDark
  • HEX ID1D381B
  • DECIMAL ID1914907
  • Name LengthThis color has no name
  • Seen by search & AI crawlers7 times
  • Counting from2025-01-01