Information about #648FAA color

#648FAA color image

Basic facts about this digital color

In the Register's classification, #648FAA belongs to the Azure Color Family, featuring Mild Saturation and Light brightness. The mix behind it: rgb(100, 143, 170) — 39.2% red, 56.1% green, 66.7% blue; the print equivalent is CMYK 27 / 11 / 0 / 33. Curious how these numbers work? Read our RGB color codes guide.

#648FAA is a mildly saturated sky-leaning azure that sits on the lighter side of the spectrum. It is a natural fit for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is a hair away from Ultramarine Color (#5D8CAE). Nearby in the Register you will also find Air Force Blue (#5D8AA8) and Grey Blue (#6B8BA4).

Technically, the mix leans on its blue channel (rgb(100, 143, 170)), which gives #648FAA its character. If you plan to put text on a #648FAA background, choose black — the contrast ratio is 6.1:1 (passing WCAG AA), while white manages only 3.5:1. Out of 16,777,216 possible colors, #648FAA is still unnamed — it can be claimed and named in The Official Register of Color Names.

#648FAA color variations

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

#648FAA 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 #648FAA

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

Grey Blue color link
Grey Blue

#6B8BA4

Dusty Blue color link
Dusty Blue

#5A86AD

Hoki color link
Hoki

#65869F

Blue Moon color link
Blue Moon

#7296AB

Bermuda Grey color link
Bermuda Grey

#6F8C9F

Faded Blue color link
Faded Blue

#658CBB

Glaucous color link
Glaucous

#6082B6

Off Blue color link
Off Blue

#5684AE

Shakespeare color link
Shakespeare

#609AB8

Conversions between color systems and etc.

  • HEX#648FAA
  • RGB100, 143, 170
  • CMYK27, 11, 0, 33
  • CSSrgb(100, 143, 170)
  • HSL203°, 29%, 53%
  • HSL Precise203.143°, 29.167%, 52.941%
  • HSV203°, 41%, 67%
  • HSB203°, 41%, 67%
  • Normalized R (0.0–1.0)0.392
  • Normalized G (0.0–1.0)0.561
  • Normalized B (0.0–1.0)0.667
  • GLSLvec3(0.392, 0.561, 0.667)
  • GLSL with alphavec4(0.392, 0.561, 0.667, 1.000)
  • HLSL / Metalfloat3(0.392, 0.561, 0.667)
  • Percentage of Red in RGB39.2%
  • Percentage of Green in RGB56.1%
  • Percentage of Blue in RGB66.7%
  • Color FamilyAzure
  • Saturation FamilyMild Saturation
  • Lightness FamilyLight
  • HEX ID648FAA
  • DECIMAL ID6590378
  • Name LengthThis color has no name
  • Seen by search & AI crawlers27 times
  • Counting from2025-01-01