Information about #180308 color

#180308 color image

Basic facts about this digital color

The digital color #180308 is classified in the Register under the Red Color Family, with High Saturation and Very Dark brightness. In numbers: rgb(24, 3, 8) (9.4% red, 1.2% green, 3.1% blue), or CMYK 0 / 8 / 6 / 91 for print. New to color codes? See our guide to RGB color codes.

The color #180308 reads as a strongly colored warm red and keeps to the darkest edge of the palette. Designers typically reach for tones like this for moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is practically indistinguishable from Very Deep Rose (#1D000E). Slightly further away sit Asphalt (#130A06) and Very Dark Brown (#1D0200).

Technically, the mix leans on its red channel (rgb(24, 3, 8)), which gives #180308 its character. On this background, white text reaches a 19.9:1 contrast ratio (passing WCAG AAA); black stays at 1.1:1. On paper it relies strongly on black ink (K:91), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #180308 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#180308 color variations

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

#180308 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 #180308

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

#180308 color backgrounds & wallpapers

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

Conversions between color systems and etc.

  • HEX#180308
  • RGB24, 3, 8
  • CMYK0, 8, 6, 91
  • HSL346°, 78%, 5%
  • HSL Precise345.714°, 77.778%, 5.294%
  • HSV346°, 88%, 9%
  • HSB346°, 88%, 9%
  • HEX ID180308
  • DECIMAL ID1573640
  • Name LengthThis color has no name
  • Color Family (Hue)Red
  • Saturation FamilyHigh Saturation
  • Lightness FamilyVery Dark
  • Percentage of Red in RGB9.4%
  • Percentage of Green in RGB1.2%
  • Percentage of Blue in RGB3.1%
  • This page visited6 times
  • Counting from2025-01-01