Information about #121730 color

#121730 color image

Basic facts about this digital color

In the Register's classification, #121730 belongs to the Blue Color Family, featuring Moderate Saturation and Dark brightness. In numbers: rgb(18, 23, 48) (7.1% red, 9% green, 18.8% blue), or CMYK 12 / 10 / 0 / 81 for print. Curious how these numbers work? Read our RGB color codes guide.

#121730 presents itself as a confidently colored deep-sea blue — one that leans clearly toward the dark side. It is a natural fit for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is almost identical to Elderberry (#17182B). Its next-closest registered neighbors are I am Core Group International (#151529) and Magnum (#112331).

In RGB terms — rgb(18, 23, 48) — the blue channel does the heavy lifting here. If you plan to put text on a #121730 background, choose white — the contrast ratio is 17.6:1 (passing WCAG AAA), while black manages only 1.2:1. On paper it relies strongly on black ink (K:81), so proof dark layouts before a large print run. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#121730 color variations

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

#121730 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 #121730

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

Elderberry color link
Elderberry

#17182B

Magnum color link
Magnum

#112331

Coarse Wool color link
Coarse Wool

#181B26

Nite Life color link
Nite Life

#1D2134

Dark color link
Dark

#1B2431

Daytona color link
Daytona

#1E222C

COSMIC ACE color link
COSMIC ACE

#0B1021

Bledisloe color link
Bledisloe

#19282B

Tangaroa color link
Tangaroa

#03163C

Eigengrau color link
Eigengrau

#16161D

#121730 color backgrounds & wallpapers

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

Conversions between color systems and etc.

  • HEX#121730
  • RGB18, 23, 48
  • CMYK12, 10, 0, 81
  • HSL230°, 45%, 13%
  • HSL Precise230°, 45.455%, 12.941%
  • HSV230°, 63%, 19%
  • HSB230°, 63%, 19%
  • HEX ID121730
  • DECIMAL ID1185584
  • 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 RGB9%
  • Percentage of Blue in RGB18.8%
  • This page visited6 times
  • Counting from2025-01-01