Information about Neon Blue color

#4666FF - Neon Blue color image

Basic facts about this digital color

In the Register's classification, #4666FF ("Neon Blue") belongs to the Blue Color Family, featuring Full Saturation and Very Light brightness. In numbers: rgb(70, 102, 255) (27.5% red, 40% green, 100% blue), or CMYK 73 / 60 / 0 / 0 for print. Curious how these numbers work? Read our RGB color codes guide.

A pure, full-strength deep-sea blue, #4666FF appears airy and pastel-like. Expect to see shades like this in clean interfaces where content needs room to breathe. In The Official Register of Color Names it is very close to Ultramarine Blue (#4166F5). Its next-closest registered neighbors are Lightish Blue (#3D7AFD) and Blue Ribbon (#306EFF).

The recipe behind #4666FF is rgb(70, 102, 255), with blue as the dominant ingredient. If you plan to put text on a #4666FF background, choose black — the contrast ratio is 4.6:1 (passing WCAG AA), while white manages only 4.6:1. This precise shade carries the officially registered name "Neon Blue" in the Register.

Neon Blue color variations

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

Neon Blue 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 Neon Blue

The closest officially registered color names in the Register, ordered by similarity.

Conversions between color systems and etc.

  • HEX#4666FF
  • RGB70, 102, 255
  • CMYK73, 60, 0, 0
  • CSSrgb(70, 102, 255)
  • HSL230°, 100%, 64%
  • HSL Precise229.622°, 100%, 63.725%
  • HSV230°, 73%, 100%
  • HSB230°, 73%, 100%
  • Normalized R (0.0–1.0)0.275
  • Normalized G (0.0–1.0)0.400
  • Normalized B (0.0–1.0)1.000
  • GLSLvec3(0.275, 0.400, 1.000)
  • GLSL with alphavec4(0.275, 0.400, 1.000, 1.000)
  • HLSL / Metalfloat3(0.275, 0.400, 1.000)
  • Percentage of Red in RGB27.5%
  • Percentage of Green in RGB40%
  • Percentage of Blue in RGB100%
  • Color FamilyBlue
  • Saturation FamilyFull Saturation
  • Lightness FamilyVery Light
  • HEX ID4666FF
  • DECIMAL ID4613887
  • Name Length9
  • This page visited310 times
  • Counting from2025-01-01