Information about #121E42 color

#121E42 color image

Basic facts about this digital color

The digital color #121E42 is classified in the Register under the Blue Color Family, with Moderate Saturation and Dark brightness. Its exact recipe is rgb(18, 30, 66) — 7.1% red, 11.8% green, 25.9% blue — and for print it converts to CMYK 19 / 14 / 0 / 74. New to color codes? See our guide to RGB color codes.

A clearly saturated classic blue, #121E42 leans clearly toward the dark side. Designers typically reach for tones like this for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is a hair away from Navy Blue Bellflower (#191F45). Its next-closest registered neighbors are Titans Navy (#0C2340) and Surfs Up (#1F2142).

Technically, the mix leans on its blue channel (rgb(18, 30, 66)), which gives #121E42 its character. If you plan to put text on a #121E42 background, choose white — the contrast ratio is 16.3:1 (passing WCAG AAA), while black manages only 1.3:1. On paper it relies strongly on black ink (K:74), so proof dark layouts before a large print run. No one has named #121E42 so far. Register a name for it and it becomes a permanent record.

#121E42 color variations

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

#121E42 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 #121E42

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

#121E42 color backgrounds & wallpapers

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

Conversions between color systems and etc.

  • HEX#121E42
  • RGB18, 30, 66
  • CMYK19, 14, 0, 74
  • HSL225°, 57%, 16%
  • HSL Precise225°, 57.143%, 16.471%
  • HSV225°, 73%, 26%
  • HSB225°, 73%, 26%
  • HEX ID121E42
  • DECIMAL ID1187394
  • Name LengthThis color has no name
  • Color Family (Hue)Blue
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • Percentage of Red in RGB7.1%
  • Percentage of Green in RGB11.8%
  • Percentage of Blue in RGB25.9%
  • This page visited6 times
  • Counting from2025-01-01