Information about #303C6E color

#303C6E color image

Basic facts about this digital color

The digital color #303C6E is classified in the Register under the Blue Color Family, with Mild Saturation and Neutral brightness. Its exact recipe is rgb(48, 60, 110) — 18.8% red, 23.5% green, 43.1% blue — and for print it converts to CMYK 24 / 20 / 0 / 57. New to color codes? See our guide to RGB color codes.

#303C6E presents itself as a mildly saturated classic blue — one that sits comfortably between light and dark. In practice it works well for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is practically indistinguishable from Filmpro Ultramarine Blue (#2C3E6B). Nearby in the Register you will also find Ford Blue (#2C3968) and Topsy Turvy (#313669).

The recipe behind #303C6E is rgb(48, 60, 110), with blue as the dominant ingredient. If you plan to put text on a #303C6E background, choose white — the contrast ratio is 10.5:1 (passing WCAG AAA), while black manages only 2.0:1. Out of 16,777,216 possible colors, #303C6E is still unnamed — it can be claimed and named in The Official Register of Color Names.

#303C6E color variations

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

#303C6E 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 #303C6E

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

Ford Blue color link
Ford Blue

#2C3968

Topsy Turvy color link
Topsy Turvy

#313669

Sea World color link
Sea World

#323F75

Capri color link
Capri

#30436A

Torea Bay color link
Torea Bay

#353D75

Wow color link
Wow

#343467

Bay Of Many color link
Bay Of Many

#353E64

Astronaut color link
Astronaut

#283A77

Deep Koamaru color link
Deep Koamaru

#333366

Conversions between color systems and etc.

  • HEX#303C6E
  • RGB48, 60, 110
  • CMYK24, 20, 0, 57
  • CSSrgb(48, 60, 110)
  • HSL228°, 39%, 31%
  • HSL Precise228.387°, 39.241%, 30.98%
  • HSV228°, 56%, 43%
  • HSB228°, 56%, 43%
  • Normalized R (0.0–1.0)0.188
  • Normalized G (0.0–1.0)0.235
  • Normalized B (0.0–1.0)0.431
  • GLSLvec3(0.188, 0.235, 0.431)
  • GLSL with alphavec4(0.188, 0.235, 0.431, 1.000)
  • HLSL / Metalfloat3(0.188, 0.235, 0.431)
  • Percentage of Red in RGB18.8%
  • Percentage of Green in RGB23.5%
  • Percentage of Blue in RGB43.1%
  • Color FamilyBlue
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • HEX ID303C6E
  • DECIMAL ID3161198
  • Name LengthThis color has no name
  • Seen by search & AI crawlers316 times
  • Counting from2025-01-01