Information about #233E4E color

#233E4E color image

Basic facts about this digital color

In the Register's classification, #233E4E belongs to the Azure Color Family, featuring Mild Saturation and Dark brightness. In numbers: rgb(35, 62, 78) (13.7% red, 24.3% green, 30.6% blue), or CMYK 17 / 6 / 0 / 69 for print. New to color codes? See our guide to RGB color codes.

A moderately toned steel-blue azure, #233E4E leans clearly toward the dark side. Designers typically reach for tones like this for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is practically indistinguishable from Nile Blue (#253F4E). Its next-closest registered neighbors are Dark Blue Grey (#1F3B4D) and Tarawera (#253C48).

The recipe behind #233E4E is rgb(35, 62, 78), with blue as the dominant ingredient. Accessibility-wise, white text works best on #233E4E: 11.2:1 contrast (passing WCAG AAA) versus 1.9:1 for black. For print, note the heavy black component (K:69) — ink coverage matters with tones this deep. #233E4E has no official name yet. If this shade means something to you, you can be the one to name it.

#233E4E color variations

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

#233E4E 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 #233E4E

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

Nile Blue color link
Nile Blue

#253F4E

Tarawera color link
Tarawera

#253C48

Midnight Oil color link
Midnight Oil

#283854

Regal Blue color link
Regal Blue

#203F58

Madison color link
Madison

#2D3C54

Dark Azure color link
Dark Azure

#274059

Vintage Navy color link
Vintage Navy

#2A344D

Blue Clouds color link
Blue Clouds

#273C5A

Ares blue color link
Ares blue

#2D4255

Conversions between color systems and etc.

  • HEX#233E4E
  • RGB35, 62, 78
  • CMYK17, 6, 0, 69
  • CSSrgb(35, 62, 78)
  • HSL202°, 38%, 22%
  • HSL Precise202.326°, 38.053%, 22.157%
  • HSV202°, 55%, 31%
  • HSB202°, 55%, 31%
  • Normalized R (0.0–1.0)0.137
  • Normalized G (0.0–1.0)0.243
  • Normalized B (0.0–1.0)0.306
  • GLSLvec3(0.137, 0.243, 0.306)
  • GLSL with alphavec4(0.137, 0.243, 0.306, 1.000)
  • HLSL / Metalfloat3(0.137, 0.243, 0.306)
  • Percentage of Red in RGB13.7%
  • Percentage of Green in RGB24.3%
  • Percentage of Blue in RGB30.6%
  • Color FamilyAzure
  • Saturation FamilyMild Saturation
  • Lightness FamilyDark
  • HEX ID233E4E
  • DECIMAL ID2309710
  • Name LengthThis color has no name
  • Seen by search & AI crawlers20 times
  • Counting from2025-01-01