Information about #135B5E color

#135B5E color image

Basic facts about this digital color

The digital color #135B5E is classified in the Register under the Cyan Color Family, with High Saturation and Dark brightness. In numbers: rgb(19, 91, 94) (7.5% red, 35.7% green, 36.9% blue), or CMYK 29 / 1 / 0 / 63 for print. Curious how these numbers work? Read our RGB color codes guide.

The color #135B5E reads as a strongly colored aqua cyan and stays on the darker end of the scale. Expect to see shades like this in moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is very close to Retro (#1B5256). Slightly further away sit Dark Green Blue (#1F6357) and Guru (#154C65).

Technically, the mix leans on its blue channel (rgb(19, 91, 94)), which gives #135B5E its character. On this background, white text reaches a 7.8:1 contrast ratio (passing WCAG AAA); black stays at 2.7:1. On paper it relies strongly on black ink (K:63), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #135B5E is still unnamed — it can be claimed and named in The Official Register of Color Names.

#135B5E color variations

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

#135B5E 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 #135B5E

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

Retro color link
Retro

#1B5256

Guru color link
Guru

#154C65

Caesar color link
Caesar

#1B6767

Blue Stone color link
Blue Stone

#016162

Mosque color link
Mosque

#005F5B

Beatnik color link
Beatnik

#1F4F54

Deep Cyan color link
Deep Cyan

#005959

Deep Teal color link
Deep Teal

#00555A

JayHawk Blue color link
JayHawk Blue

#194F6E

Conversions between color systems and etc.

  • HEX#135B5E
  • RGB19, 91, 94
  • CMYK29, 1, 0, 63
  • CSSrgb(19, 91, 94)
  • HSL182°, 66%, 22%
  • HSL Precise182.4°, 66.372%, 22.157%
  • HSV182°, 80%, 37%
  • HSB182°, 80%, 37%
  • Normalized R (0.0–1.0)0.075
  • Normalized G (0.0–1.0)0.357
  • Normalized B (0.0–1.0)0.369
  • GLSLvec3(0.075, 0.357, 0.369)
  • GLSL with alphavec4(0.075, 0.357, 0.369, 1.000)
  • HLSL / Metalfloat3(0.075, 0.357, 0.369)
  • Percentage of Red in RGB7.5%
  • Percentage of Green in RGB35.7%
  • Percentage of Blue in RGB36.9%
  • Color FamilyCyan
  • Saturation FamilyHigh Saturation
  • Lightness FamilyDark
  • HEX ID135B5E
  • DECIMAL ID1268574
  • Name LengthThis color has no name
  • Seen by search & AI crawlers20 times
  • Counting from2025-01-01