Information about Oslo Grey color

#818988 - Oslo Grey color image

Basic facts about this digital color

The digital color #818988, known as "Oslo Grey", is classified in the Register under the Cyan Color Family, with Desaturated and Light brightness. In numbers: rgb(129, 137, 136) (50.6% red, 53.7% green, 53.3% blue), or CMYK 3 / 0 / 0 / 46 for print. Curious how these numbers work? Read our RGB color codes guide.

The color #818988 reads as a muted, almost neutral grey and sits on the lighter side of the spectrum. Expect to see shades like this in balanced palettes where no single element should shout. In The Official Register of Color Names it is practically indistinguishable from Cold Grey (#808A87). Nearby in the Register you will also find Aluminium (#848789) and Inside Back (#848E88).

In RGB terms — rgb(129, 137, 136) — the green channel does the heavy lifting here. On this background, black text reaches a 5.9:1 contrast ratio (passing WCAG AA); white stays at 3.6:1. The name "Oslo Grey" is officially recorded for this exact shade in The Official Register of Color Names.

Oslo Grey color variations

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

Oslo Grey color tints

Tints look brighter, pastel, and less intense.
Oslo Grey

#818988
#9AA09F

Color has no name
#B3B7B7

Color has no name
#CCCFCF

Color has no name
#E5E7E7

Color has no name
White

#FFFFFF

Oslo Grey color shades

Shades look darker, richer, and more solid.
Oslo Grey

#818988
#666D6C

Color has no name
#4D5151

Color has no name
#333636

Color has no name
#191B1B

Color has no name
Black

#000000

Oslo Grey color tones

Tones looks more sophisticated and complex than base colors.
Oslo Grey

#818988
#808685

Color has no name
#808484

Color has no name
#808382

Color has no name
#7F8181

Color has no name
Grey

#808080

Oslo Grey color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#818088

Color has no name
#808388

Color has no name
#808688

Color has no name
Oslo Grey

#818988
#808884

Color has no name
#808881

Color has no name
#838880

Color has no name

Oslo Grey 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
#818988
Oslo Grey

#818988

#888182
#888182

Color has no name

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
#818988
Oslo Grey

#818988

#888481
#888481

Color has no name

#888185
#888185

Color has no name

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
#818588
#818588

Color has no name

#818988
Oslo Grey

#818988

#818884
#818884

Color has no name

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
#818988
Oslo Grey

#818988

#878188
#878188

Color has no name

#888781
#888781

Color has no name

Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme
#818988
Oslo Grey

#818988

#818288
#818288

Color has no name

#888182
#888182

Color has no name

#888781
#888781

Color has no name

Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme
#818988
Oslo Grey

#818988

#848188
#848188

Color has no name

#888182
#888182

Color has no name

#858881
#858881

Color has no name

Nearest named colors to Oslo Grey

The closest officially registered color names in the Register, ordered by similarity.

Cold Grey color link
Cold Grey

#808A87

Aluminium color link
Aluminium

#848789

Inside Back color link
Inside Back

#848E88

Grey Granite color link
Grey Granite

#808782

Dolphin Gray color link
Dolphin Gray

#828E84

Revolution color link
Revolution

#7E848B

Silver Steel color link
Silver Steel

#878786

Jumbo color link
Jumbo

#878785

Ricochet color link
Ricochet

#848484

Sword color link
Sword

#808284

Eighth Gravel color link
Eighth Gravel

#888A84

Battleship Grey color link
Battleship Grey

#848482

Oslo Grey color backgrounds & wallpapers

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

#818988 - Oslo Grey color image Oslo Grey color ORCN HD wallpaper 3840x2160 (Desktop)
#818988 - Oslo Grey color image Oslo Grey color ORCN HD wallpaper 1170x2532 (Mobile)
#818988 - Oslo Grey color image Oslo Grey color solid HD wallpaper 3840x2160 (Desktop)
#818988 - Oslo Grey color image Oslo Grey color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#818988
  • RGB129, 137, 136
  • CMYK3, 0, 0, 46
  • CSSrgb(129, 137, 136)
  • HSL173°, 3%, 52%
  • HSL Precise172.5°, 3.279%, 52.157%
  • HSV173°, 6%, 54%
  • HSB173°, 6%, 54%
  • Normalized R (0.0–1.0)0.506
  • Normalized G (0.0–1.0)0.537
  • Normalized B (0.0–1.0)0.533
  • GLSLvec3(0.506, 0.537, 0.533)
  • GLSL with alphavec4(0.506, 0.537, 0.533, 1.000)
  • HLSL / Metalfloat3(0.506, 0.537, 0.533)
  • Percentage of Red in RGB50.6%
  • Percentage of Green in RGB53.7%
  • Percentage of Blue in RGB53.3%
  • Color Family (Hue)Cyan
  • Saturation FamilyDesaturated
  • Lightness FamilyLight
  • HEX ID818988
  • DECIMAL ID8489352
  • Name Length9
  • This page visited897 times
  • Counting from2025-01-01

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