Information about #5B686B color

#5B686B color image

Basic facts about this digital color

In the Register's classification, #5B686B belongs to the Cyan Color Family, featuring Desaturated and Neutral brightness. In numbers: rgb(91, 104, 107) (35.7% red, 40.8% green, 42% blue), or CMYK 6 / 1 / 0 / 58 for print. Curious how these numbers work? Read our RGB color codes guide.

#5B686B presents itself as a muted, almost neutral grey — one that sits comfortably between light and dark. It is a natural fit for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is almost identical to Slate Grey (#59656D). Nearby in the Register you will also find Shuttle Grey (#61666B) and Quarter Grey Friars (#5E6267).

Technically, the mix leans on its blue channel (rgb(91, 104, 107)), which gives #5B686B its character. If you plan to put text on a #5B686B background, choose white — the contrast ratio is 5.8:1 (passing WCAG AA), while black manages only 3.6:1. Out of 16,777,216 possible colors, #5B686B is still unnamed — it can be claimed and named in The Official Register of Color Names.

#5B686B color variations

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

#5B686B 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 #5B686B

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

Slate Grey color link
Slate Grey

#59656D

Shuttle Grey color link
Shuttle Grey

#61666B

Corduroy color link
Corduroy

#606E68

Black Coral color link
Black Coral

#54626F

Cadet color link
Cadet

#536872

Pale Sky color link
Pale Sky

#636D70

Quarter Tuna color link
Quarter Tuna

#656A70

Mid Grey color link
Mid Grey

#666A6D

Smoky color link
Smoky

#605D6B

Stormcloud color link
Stormcloud

#4F666A

Conversions between color systems and etc.

  • HEX#5B686B
  • RGB91, 104, 107
  • CMYK6, 1, 0, 58
  • CSSrgb(91, 104, 107)
  • HSL191°, 8%, 39%
  • HSL Precise191.25°, 8.081%, 38.824%
  • HSV191°, 15%, 42%
  • HSB191°, 15%, 42%
  • Normalized R (0.0–1.0)0.357
  • Normalized G (0.0–1.0)0.408
  • Normalized B (0.0–1.0)0.420
  • GLSLvec3(0.357, 0.408, 0.420)
  • GLSL with alphavec4(0.357, 0.408, 0.420, 1.000)
  • HLSL / Metalfloat3(0.357, 0.408, 0.420)
  • Percentage of Red in RGB35.7%
  • Percentage of Green in RGB40.8%
  • Percentage of Blue in RGB42%
  • Color FamilyCyan
  • Saturation FamilyDesaturated
  • Lightness FamilyNeutral
  • HEX ID5B686B
  • DECIMAL ID5990507
  • Name LengthThis color has no name
  • Seen by search & AI crawlers27 times
  • Counting from2025-01-01