Information about #1E3748 color

#1E3748 color image

Basic facts about this digital color

In the Register's classification, #1E3748 belongs to the Azure Color Family, featuring Moderate Saturation and Dark brightness. The mix behind it: rgb(30, 55, 72) — 11.8% red, 21.6% green, 28.2% blue; the print equivalent is CMYK 16 / 7 / 0 / 72. New to color codes? See our guide to RGB color codes.

#1E3748 is a confidently colored steel-blue azure that leans clearly toward the dark side. In practice it works well for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is a hair away from Dark Blue Grey (#1F3B4D). Its next-closest registered neighbors are Tarawera (#253C48) and Coast (#243442).

The recipe behind #1E3748 is rgb(30, 55, 72), with blue as the dominant ingredient. If you plan to put text on a #1E3748 background, choose white — the contrast ratio is 12.4:1 (passing WCAG AAA), while black manages only 1.7:1. On paper it relies strongly on black ink (K:72), 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.

#1E3748 color variations

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

#1E3748 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 #1E3748

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

Tarawera color link
Tarawera

#253C48

Coast color link
Coast

#243442

Crescendo color link
Crescendo

#222F44

Elephant color link
Elephant

#243640

Billabong color link
Billabong

#173141

Regatta color link
Regatta

#192C49

Nordic color link
Nordic

#1D393C

Nile Blue color link
Nile Blue

#253F4E

Tiki Tour color link
Tiki Tour

#234040

Mosaic color link
Mosaic

#293741

Vintage Navy color link
Vintage Navy

#2A344D

Conversions between color systems and etc.

  • HEX#1E3748
  • RGB30, 55, 72
  • CMYK16, 7, 0, 72
  • CSSrgb(30, 55, 72)
  • HSL204°, 41%, 20%
  • HSL Precise204.286°, 41.176%, 20%
  • HSV204°, 58%, 28%
  • HSB204°, 58%, 28%
  • Normalized R (0.0–1.0)0.118
  • Normalized G (0.0–1.0)0.216
  • Normalized B (0.0–1.0)0.282
  • GLSLvec3(0.118, 0.216, 0.282)
  • GLSL with alphavec4(0.118, 0.216, 0.282, 1.000)
  • HLSL / Metalfloat3(0.118, 0.216, 0.282)
  • Percentage of Red in RGB11.8%
  • Percentage of Green in RGB21.6%
  • Percentage of Blue in RGB28.2%
  • Color FamilyAzure
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID1E3748
  • DECIMAL ID1980232
  • Name LengthThis color has no name
  • Seen by search & AI crawlers17 times
  • Counting from2025-01-01