Information about #1B4136 color

#1B4136 color image

Basic facts about this digital color

The digital color #1B4136 is classified in the Register under the Spring Green Color Family, with Moderate Saturation and Dark brightness. In numbers: rgb(27, 65, 54) (10.6% red, 25.5% green, 21.2% blue), or CMYK 15 / 0 / 4 / 75 for print. Curious how these numbers work? Read our RGB color codes guide.

The color #1B4136 reads as a pleasantly vivid fresh green-cyan and 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 Sherwood Green (#1B4636). Nearby in the Register you will also find Stokesian 13 (#164238) and MSU Green (#18453B).

The recipe behind #1B4136 is rgb(27, 65, 54), with green as the dominant ingredient. If you plan to put text on a #1B4136 background, choose white — the contrast ratio is 11.3:1 (passing WCAG AAA), while black manages only 1.9:1. For print, note the heavy black component (K:75) — ink coverage matters with tones this deep. Out of 16,777,216 possible colors, #1B4136 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#1B4136 color variations

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

#1B4136 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 #1B4136

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

Stokesian 13 color link
Stokesian 13

#164238

MSU Green color link
MSU Green

#18453B

Nordic color link
Nordic

#1D393C

Everglade color link
Everglade

#264334

Tile Green color link
Tile Green

#26433A

Zydeco color link
Zydeco

#20483F

Botanic color link
Botanic

#21402B

Tiki Tour color link
Tiki Tour

#234040

Conversions between color systems and etc.

  • HEX#1B4136
  • RGB27, 65, 54
  • CMYK15, 0, 4, 75
  • CSSrgb(27, 65, 54)
  • HSL163°, 41%, 18%
  • HSL Precise162.632°, 41.304%, 18.039%
  • HSV163°, 58%, 25%
  • HSB163°, 58%, 25%
  • Normalized R (0.0–1.0)0.106
  • Normalized G (0.0–1.0)0.255
  • Normalized B (0.0–1.0)0.212
  • GLSLvec3(0.106, 0.255, 0.212)
  • GLSL with alphavec4(0.106, 0.255, 0.212, 1.000)
  • HLSL / Metalfloat3(0.106, 0.255, 0.212)
  • Percentage of Red in RGB10.6%
  • Percentage of Green in RGB25.5%
  • Percentage of Blue in RGB21.2%
  • Color FamilySpring Green
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID1B4136
  • DECIMAL ID1786166
  • Name LengthThis color has no name
  • Seen by search & AI crawlers15 times
  • Counting from2025-01-01