Information about #283B3B color

#283B3B color image

Basic facts about this digital color

The digital color #283B3B is classified in the Register under the Cyan Color Family, with Low Saturation and Dark brightness. In numbers: rgb(40, 59, 59) (15.7% red, 23.1% green, 23.1% blue), or CMYK 7 / 0 / 0 / 77 for print. Curious how these numbers work? Read our RGB color codes guide.

#283B3B is a gently muted aqua cyan that stays on the darker end of the scale. It is a natural fit for moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is almost identical to Dark Slate Grey (#25383C). Slightly further away sit Iron Storage (#2B3736) and Mosaic (#293741).

Technically, the mix leans on its green channel (rgb(40, 59, 59)), which gives #283B3B its character. On this background, white text reaches a 11.8:1 contrast ratio (passing WCAG AAA); black stays at 1.8:1. For print, note the heavy black component (K:77) — ink coverage matters with tones this deep. #283B3B has no official name yet. If this shade means something to you, you can be the one to name it.

#283B3B color variations

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

#283B3B 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 #283B3B

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

Iron Storage color link
Iron Storage

#2B3736

Mosaic color link
Mosaic

#293741

Gunmetal color link
Gunmetal

#2A3439

Elephant color link
Elephant

#243640

Tile Green color link
Tile Green

#26433A

Warrior color link
Warrior

#2D3B42

Tiki Tour color link
Tiki Tour

#234040

Earthsong color link
Earthsong

#2A3E33

Petanque color link
Petanque

#2E3E34

#283B3B color backgrounds & wallpapers

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

Conversions between color systems and etc.

  • HEX#283B3B
  • RGB40, 59, 59
  • CMYK7, 0, 0, 77
  • CSSrgb(40, 59, 59)
  • HSL180°, 19%, 19%
  • HSL Precise180°, 19.192%, 19.412%
  • HSV180°, 32%, 23%
  • HSB180°, 32%, 23%
  • Normalized R (0.0–1.0)0.157
  • Normalized G (0.0–1.0)0.231
  • Normalized B (0.0–1.0)0.231
  • GLSLvec3(0.157, 0.231, 0.231)
  • GLSL with alphavec4(0.157, 0.231, 0.231, 1.000)
  • HLSL / Metalfloat3(0.157, 0.231, 0.231)
  • Percentage of Red in RGB15.7%
  • Percentage of Green in RGB23.1%
  • Percentage of Blue in RGB23.1%
  • Color Family (Hue)Cyan
  • Saturation FamilyLow Saturation
  • Lightness FamilyDark
  • HEX ID283B3B
  • DECIMAL ID2636603
  • Name LengthThis color has no name
  • This page visited897 times
  • Counting from2025-01-01