Information about #665B81 color

#665B81 color image

Basic facts about this digital color

In the Register's classification, #665B81 belongs to the Violet Color Family, featuring Low Saturation and Light brightness. In numbers: rgb(102, 91, 129) (40% red, 35.7% green, 50.6% blue), or CMYK 11 / 15 / 0 / 49 for print. New to color codes? See our guide to RGB color codes.

A gently muted violet, #665B81 sits on the lighter side of the spectrum. Designers typically reach for tones like this for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is practically indistinguishable from High Society (#695B7C). Nearby in the Register you will also find Kimberly (#695D87) and Covert (#645977).

In RGB terms — rgb(102, 91, 129) — the blue channel does the heavy lifting here. If you plan to put text on a #665B81 background, choose white — the contrast ratio is 6.2:1 (passing WCAG AA), while black manages only 3.4:1. Out of 16,777,216 possible colors, #665B81 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#665B81 color variations

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

#665B81 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 #665B81

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

High Society color link
High Society

#695B7C

Kimberly color link
Kimberly

#695D87

Covert color link
Covert

#645977

Centaurian color link
Centaurian

#6E5977

Jupiter color link
Jupiter

#6A5177

Comet color link
Comet

#636373

Mist Blue color link
Mist Blue

#646D7E

Jet Gray color link
Jet Gray

#616D7E

Lifesaver color link
Lifesaver

#535E7F

Dolphin color link
Dolphin

#6A6873

Rum color link
Rum

#716675

#665B81 color backgrounds & wallpapers

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

Conversions between color systems and etc.

  • HEX#665B81
  • RGB102, 91, 129
  • CMYK11, 15, 0, 49
  • CSSrgb(102, 91, 129)
  • HSL257°, 17%, 43%
  • HSL Precise257.368°, 17.273%, 43.137%
  • HSV257°, 29%, 51%
  • HSB257°, 29%, 51%
  • Normalized R (0.0–1.0)0.400
  • Normalized G (0.0–1.0)0.357
  • Normalized B (0.0–1.0)0.506
  • GLSLvec3(0.400, 0.357, 0.506)
  • GLSL with alphavec4(0.400, 0.357, 0.506, 1.000)
  • HLSL / Metalfloat3(0.400, 0.357, 0.506)
  • Percentage of Red in RGB40%
  • Percentage of Green in RGB35.7%
  • Percentage of Blue in RGB50.6%
  • Color Family (Hue)Violet
  • Saturation FamilyLow Saturation
  • Lightness FamilyLight
  • HEX ID665B81
  • DECIMAL ID6708097
  • Name LengthThis color has no name
  • This page visited6 times
  • Counting from2025-01-01