Information about #646FBB color

#646FBB color image

Basic facts about this digital color

In the Register's classification, #646FBB belongs to the Blue Color Family, featuring Mild Saturation and Light brightness. The mix behind it: rgb(100, 111, 187) — 39.2% red, 43.5% green, 73.3% blue; the print equivalent is CMYK 34 / 30 / 0 / 27. Curious how these numbers work? Read our RGB color codes guide.

The color #646FBB reads as a softly balanced deep-sea blue and feels open and friendly. Expect to see shades like this in understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is almost identical to Chetwode Blue (#666FB4). Its next-closest registered neighbors are Toolbox (#746CC0) and Glaucous (#6082B6).

The recipe behind #646FBB is rgb(100, 111, 187), with blue as the dominant ingredient. If you plan to put text on a #646FBB background, choose white — the contrast ratio is 4.6:1 (passing WCAG AA), while black manages only 4.5:1. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#646FBB color variations

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

#646FBB color tints

Tints look brighter, pastel, and less intense.
#646FBB

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#828BC8

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#A1A8D5

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#C0C5E3

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#DFE2F1

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White

#FFFFFF

#646FBB color shades

Shades look darker, richer, and more solid.
#646FBB

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#45519E

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#343D77

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#22284F

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#111427

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Black

#000000

#646FBB color tones

Tones looks more sophisticated and complex than base colors.
#646FBB

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#6771AF

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#6C74A4

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#727798

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#787B8C

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Grey

#808080

#646FBB color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#BA63B4

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#9D63BA

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#7A63BA

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#646FBB

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#6391BA

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#63B4BA

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#63BA9D

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#646FBB 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
#646FBB
#646FBB

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#BBAF63
#BBAF63

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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
#646FBB
#646FBB

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#9ABB63
#9ABB63

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#BB8363
#BB8363

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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
#8363BB
#8363BB

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#646FBB
#646FBB

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#639ABB
#639ABB

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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
#646FBB
#646FBB

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#BB636F
#BB636F

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#6FBB63
#6FBB63

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Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme
#646FBB
#646FBB

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#AF63BB
#AF63BB

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#BBAF63
#BBAF63

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#6FBB63
#6FBB63

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Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme
#646FBB
#646FBB

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#BB639A
#BB639A

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#BBAF63
#BBAF63

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#63BB83
#63BB83

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Nearest named colors to #646FBB

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

Chetwode Blue color link
Chetwode Blue

#666FB4

Toolbox color link
Toolbox

#746CC0

Glaucous color link
Glaucous

#6082B6

Anchor color link
Anchor

#526DB2

Grizzlies Blue color link
Grizzlies Blue

#5D76A9

Pastel Navy Blue color link
Pastel Navy Blue

#5E5CB2

Blue Marguerite color link
Blue Marguerite

#6A5BB1

Havelock Blue color link
Havelock Blue

#5784C1

Masquerade color link
Masquerade

#7285BC

Deloras color link
Deloras

#606AA1

Silver Lake Blue color link
Silver Lake Blue

#5D89BA

Quantum color link
Quantum

#4A6CB4

#646FBB color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

#646FBB color image #646FBB color ORCN HD wallpaper 3840x2160 (Desktop)
#646FBB color image #646FBB color ORCN HD wallpaper 1170x2532 (Mobile)
#646FBB color image #646FBB color solid HD wallpaper 3840x2160 (Desktop)
#646FBB color image #646FBB color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#646FBB
  • RGB100, 111, 187
  • CMYK34, 30, 0, 27
  • CSSrgb(100, 111, 187)
  • HSL232°, 39%, 56%
  • HSL Precise232.414°, 39.013%, 56.275%
  • HSV232°, 47%, 73%
  • HSB232°, 47%, 73%
  • Normalized R (0.0–1.0)0.392
  • Normalized G (0.0–1.0)0.435
  • Normalized B (0.0–1.0)0.733
  • GLSLvec3(0.392, 0.435, 0.733)
  • GLSL with alphavec4(0.392, 0.435, 0.733, 1.000)
  • HLSL / Metalfloat3(0.392, 0.435, 0.733)
  • Percentage of Red in RGB39.2%
  • Percentage of Green in RGB43.5%
  • Percentage of Blue in RGB73.3%
  • Color FamilyBlue
  • Saturation FamilyMild Saturation
  • Lightness FamilyLight
  • HEX ID646FBB
  • DECIMAL ID6582203
  • Name LengthThis color has no name
  • Seen by search & AI crawlers13 times
  • Counting from2025-01-01

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