Information about #05042B color

#05042B color image

Basic facts about this digital color

In the Register's classification, #05042B belongs to the Blue Color Family, featuring High Saturation and Very Dark brightness. In numbers: rgb(5, 4, 43) (2% red, 1.6% green, 16.9% blue), or CMYK 15 / 15 / 0 / 83 for print. New to color codes? See our guide to RGB color codes.

A energetic, saturated deep-sea blue, #05042B sits very close to black. 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 Dark Navy Blue (#00022E). Its next-closest registered neighbors are DeGrate Blue (#00002B) and Very Dark Blue (#000133).

In RGB terms — rgb(5, 4, 43) — the blue channel does the heavy lifting here. Accessibility-wise, white text works best on #05042B: 19.8:1 contrast (passing WCAG AAA) versus 1.1:1 for black. On paper it relies strongly on black ink (K:83), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #05042B is still unnamed — it can be claimed and named in The Official Register of Color Names.

#05042B color variations

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

#05042B 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 #05042B

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

Conversions between color systems and etc.

  • HEX#05042B
  • RGB5, 4, 43
  • CMYK15, 15, 0, 83
  • CSSrgb(5, 4, 43)
  • HSL242°, 83%, 9%
  • HSL Precise241.538°, 82.979%, 9.216%
  • HSV242°, 91%, 17%
  • HSB242°, 91%, 17%
  • Normalized R (0.0–1.0)0.020
  • Normalized G (0.0–1.0)0.016
  • Normalized B (0.0–1.0)0.169
  • GLSLvec3(0.020, 0.016, 0.169)
  • GLSL with alphavec4(0.020, 0.016, 0.169, 1.000)
  • HLSL / Metalfloat3(0.020, 0.016, 0.169)
  • Percentage of Red in RGB2%
  • Percentage of Green in RGB1.6%
  • Percentage of Blue in RGB16.9%
  • Color FamilyBlue
  • Saturation FamilyHigh Saturation
  • Lightness FamilyVery Dark
  • HEX ID05042B
  • DECIMAL ID328747
  • Name LengthThis color has no name
  • This page visited2 times
  • Counting from2025-01-01