Information about #645B65 color

#645B65 color image

Basic facts about this digital color

#645B65 falls into the Magenta Color Family — Desaturated, Neutral brightness. Its exact recipe is rgb(100, 91, 101) — 39.2% red, 35.7% green, 39.6% blue — and for print it converts to CMYK 0 / 4 / 0 / 60. Curious how these numbers work? Read our RGB color codes guide.

#645B65 is a muted, almost neutral neutral grey that occupies the middle of the lightness scale. It is a natural fit for balanced palettes where no single element should shout. In The Official Register of Color Names it is practically indistinguishable from Mobster (#605A67). Slightly further away sit Matakana (#685D63) and Fedora (#625665).

The recipe behind #645B65 is rgb(100, 91, 101), with blue as the dominant ingredient. On this background, white text reaches a 6.5:1 contrast ratio (passing WCAG AA); black stays at 3.2:1. For print, note the heavy black component (K:60) — ink coverage matters with tones this deep. #645B65 has no official name yet. If this shade means something to you, you can be the one to name it.

#645B65 color variations

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

#645B65 color tints

Tints look brighter, pastel, and less intense.
#645B65

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#857A86

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#A39BA4

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#C2BCC2

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#E0DDE0

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White

#FFFFFF

#645B65 color shades

Shades look darker, richer, and more solid.
#645B65

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#504951

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#3C373D

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#282428

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#141214

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Black

#000000

#645B65 color tones

Tones looks more sophisticated and complex than base colors.
#645B65

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#6A626B

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#6F6970

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#757075

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#7A787A

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Grey

#808080

#645B65 color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#655D5C

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#655C5E

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#655C62

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#645B65

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#605C65

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#5D5C65

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#5C5E65

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#645B65 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
#645B65
#645B65

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#5D665C
#5D665C

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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
#645B65
#645B65

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#5C6660
#5C6660

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#62665C
#62665C

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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
#665C62
#665C62

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#645B65
#645B65

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#605C66
#605C66

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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
#645B65
#645B65

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#66655C
#66655C

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#5C6665
#5C6665

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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
#645B65
#645B65

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#665C5D
#665C5D

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#5D665C
#5D665C

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#5C6665
#5C6665

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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
#645B65
#645B65

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#66605C
#66605C

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#5D665C
#5D665C

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#5C6266
#5C6266

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Nearest named colors to #645B65

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

Mobster color link
Mobster

#605A67

Matakana color link
Matakana

#685D63

Fedora color link
Fedora

#625665

Smoky color link
Smoky

#605D6B

Carbon Gray color link
Carbon Gray

#625D5D

Salt Box color link
Salt Box

#696268

Storm Dust color link
Storm Dust

#646463

Quarter Grey Friars color link
Quarter Grey Friars

#5E6267

Scorpion color link
Scorpion

#6A6466

Double Trojan color link
Double Trojan

#656664

Triple Stack color link
Triple Stack

#656660

Half Masala color link
Half Masala

#67635C

#645B65 color backgrounds & wallpapers

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

#645B65 color image #645B65 color ORCN HD wallpaper 3840x2160 (Desktop)
#645B65 color image #645B65 color ORCN HD wallpaper 1170x2532 (Mobile)
#645B65 color image #645B65 color solid HD wallpaper 3840x2160 (Desktop)
#645B65 color image #645B65 color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#645B65
  • RGB100, 91, 101
  • CMYK0, 4, 0, 60
  • CSSrgb(100, 91, 101)
  • HSL294°, 5%, 38%
  • HSL Precise294°, 5.208%, 37.647%
  • HSV294°, 10%, 40%
  • HSB294°, 10%, 40%
  • Normalized R (0.0–1.0)0.392
  • Normalized G (0.0–1.0)0.357
  • Normalized B (0.0–1.0)0.396
  • GLSLvec3(0.392, 0.357, 0.396)
  • GLSL with alphavec4(0.392, 0.357, 0.396, 1.000)
  • HLSL / Metalfloat3(0.392, 0.357, 0.396)
  • Percentage of Red in RGB39.2%
  • Percentage of Green in RGB35.7%
  • Percentage of Blue in RGB39.6%
  • Color FamilyMagenta
  • Saturation FamilyDesaturated
  • Lightness FamilyNeutral
  • HEX ID645B65
  • DECIMAL ID6576997
  • Name LengthThis color has no name
  • Seen by search & AI crawlers23 times
  • Counting from2025-01-01

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ORCN is an independent private organisation that maintains a public register — not a governmental institution or an international standards organisation — in which a name is linked to a specific digital colour code. Registration gives the registrant the exclusive right, within the ORCN register, to have that name recorded against that colour code.

Important: a digital colour itself belongs to no one in law. That right exists only within the ORCN register: registration creates no ownership, trademark, copyright or design rights anywhere. Legal exclusivity outside the register, where it is available at all, arises separately under applicable trademark law and is generally limited to particular goods, services and jurisdictions.