Information about #12366B color

#12366B color image

Basic facts about this digital color

The digital color #12366B is classified in the Register under the Azure Color Family, with High Saturation and Dark brightness. In numbers: rgb(18, 54, 107) (7.1% red, 21.2% green, 42% blue), or CMYK 35 / 21 / 0 / 58 for print. New to color codes? See our guide to RGB color codes.

The color #12366B reads as a strongly colored sky-leaning azure and stays on the darker end of the scale. 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 Apollo Blue (#163968). Slightly further away sit Into The Blue (#193766) and Submerge (#113775).

Technically, the mix leans on its blue channel (rgb(18, 54, 107)), which gives #12366B its character. On this background, white text reaches a 11.9:1 contrast ratio (passing WCAG AAA); black stays at 1.8:1. Out of 16,777,216 possible colors, #12366B is still unnamed — it can be claimed and named in The Official Register of Color Names.

#12366B color variations

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

#12366B color tints

Tints look brighter, pastel, and less intense.
#12366B

Color has no name
#1D57AE

Color has no name
#3A7BDD

Color has no name
#7CA7E8

Color has no name
#BDD3F3

Color has no name
White

#FFFFFF

#12366B color shades

Shades look darker, richer, and more solid.
#12366B

Color has no name
#0E2B57

Color has no name
#0B2041

Color has no name
#07152B

Color has no name
#030A15

Color has no name
Black

#000000

#12366B color tones

Tones looks more sophisticated and complex than base colors.
#12366B

Color has no name
#214377

Color has no name
#33517F

Color has no name
#496082

Color has no name
#626F83

Color has no name
Grey

#808080

#12366B color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#5A126D

Color has no name
#36126D

Color has no name
#12126D

Color has no name
#12366B

Color has no name
#125A6D

Color has no name
#126D5A

Color has no name
#126D36

Color has no name

#12366B 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
#12366B
#12366B

Color has no name

#6D4912
#6D4912

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
#12366B
#12366B

Color has no name

#646D12
#646D12

Color has no name

#6D1C12
#6D1C12

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
#1C126D
#1C126D

Color has no name

#12366B
#12366B

Color has no name

#12646D
#12646D

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
#12366B
#12366B

Color has no name

#6D1237
#6D1237

Color has no name

#376D12
#376D12

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
#12366B
#12366B

Color has no name

#49126D
#49126D

Color has no name

#6D4912
#6D4912

Color has no name

#376D12
#376D12

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
#12366B
#12366B

Color has no name

#6D1264
#6D1264

Color has no name

#6D4912
#6D4912

Color has no name

#126D1C
#126D1C

Color has no name

Nearest named colors to #12366B

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

Apollo Blue color link
Apollo Blue

#163968

Into The Blue color link
Into The Blue

#193766

Submerge color link
Submerge

#113775

Abu Dhabi Arts Society ADAS Foundation color link
Abu Dhabi Arts Society ADAS Foundation

#083B66

Biscay color link
Biscay

#1B3162

Marine Blue color link
Marine Blue

#01386A

Yale Blue color link
Yale Blue

#00356B

Confidante color link
Confidante

#233167

Ateneo Blue color link
Ateneo Blue

#003A6C

Whale Tail color link
Whale Tail

#003967

Dark Midnight Blue color link
Dark Midnight Blue

#003366

Tardis Blue color link
Tardis Blue

#003B6F

#12366B color backgrounds & wallpapers

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

#12366B color image #12366B color ORCN HD wallpaper 3840x2160 (Desktop)
#12366B color image #12366B color ORCN HD wallpaper 1170x2532 (Mobile)
#12366B color image #12366B color solid HD wallpaper 3840x2160 (Desktop)
#12366B color image #12366B color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#12366B
  • RGB18, 54, 107
  • CMYK35, 21, 0, 58
  • CSSrgb(18, 54, 107)
  • HSL216°, 71%, 25%
  • HSL Precise215.73°, 71.2%, 24.51%
  • HSV216°, 83%, 42%
  • HSB216°, 83%, 42%
  • Normalized R (0.0–1.0)0.071
  • Normalized G (0.0–1.0)0.212
  • Normalized B (0.0–1.0)0.420
  • GLSLvec3(0.071, 0.212, 0.420)
  • GLSL with alphavec4(0.071, 0.212, 0.420, 1.000)
  • HLSL / Metalfloat3(0.071, 0.212, 0.420)
  • Percentage of Red in RGB7.1%
  • Percentage of Green in RGB21.2%
  • Percentage of Blue in RGB42%
  • Color FamilyAzure
  • Saturation FamilyHigh Saturation
  • Lightness FamilyDark
  • HEX ID12366B
  • DECIMAL ID1193579
  • Name LengthThis color has no name
  • Seen by search & AI crawlers18 times
  • Counting from2025-01-01

Copyright © 2021-2026 The Official Register of Color Names. All Rights Reserved.

ORCN is an independent private organisation that maintains a public register — not a governmental institution or an international standards organisation — in which a name is linked to a specific digital colour code. Registration gives the registrant the exclusive right, within the ORCN register, to have that name recorded against that colour code.

Important: a digital colour itself belongs to no one in law. That right exists only within the ORCN register: registration creates no ownership, trademark, copyright or design rights anywhere. Legal exclusivity outside the register, where it is available at all, arises separately under applicable trademark law and is generally limited to particular goods, services and jurisdictions.