Information about #403F40 color

#403F40 color image

Basic facts about this digital color

The digital color #403F40 is classified in the Register under the Magenta Color Family, with Desaturated and Neutral brightness. In numbers: rgb(64, 63, 64) (25.1% red, 24.7% green, 25.1% blue), or CMYK 0 / 0 / 0 / 75 for print. New to color codes? See our guide to RGB color codes.

The color #403F40 reads as a muted, almost neutral grey and sits comfortably between light and dark. 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 Gravity (#3D4040). Nearby in the Register you will also find Windswept (#434141) and Baltic Sea (#3C3D3E).

Technically, the mix leans on its red channel (rgb(64, 63, 64)), which gives #403F40 its character. If you plan to put text on a #403F40 background, choose white — the contrast ratio is 10.5:1 (passing WCAG AAA), while black manages only 2.0:1. On paper it relies strongly on black ink (K:75), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #403F40 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#403F40 color variations

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

#403F40 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 #403F40

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

Gravity color link
Gravity

#3D4040

Windswept color link
Windswept

#434141

Baltic Sea color link
Baltic Sea

#3C3D3E

Half Foundry color link
Half Foundry

#3E4145

Black Eel color link
Black Eel

#463E3F

Jon color link
Jon

#463D3E

Tiri color link
Tiri

#46413E

Ship Grey color link
Ship Grey

#3E3A44

Fuscous Grey color link
Fuscous Grey

#3C3B3C

#403F40 color backgrounds & wallpapers

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

Conversions between color systems and etc.

  • HEX#403F40
  • RGB64, 63, 64
  • CMYK0, 0, 0, 75
  • CSSrgb(64, 63, 64)
  • HSL300°, 1%, 25%
  • HSL Precise300°, 0.787%, 24.902%
  • HSV300°, 2%, 25%
  • HSB300°, 2%, 25%
  • Normalized R (0.0–1.0)0.251
  • Normalized G (0.0–1.0)0.247
  • Normalized B (0.0–1.0)0.251
  • GLSLvec3(0.251, 0.247, 0.251)
  • GLSL with alphavec4(0.251, 0.247, 0.251, 1.000)
  • HLSL / Metalfloat3(0.251, 0.247, 0.251)
  • Percentage of Red in RGB25.1%
  • Percentage of Green in RGB24.7%
  • Percentage of Blue in RGB25.1%
  • Color Family (Hue)Magenta
  • Saturation FamilyDesaturated
  • Lightness FamilyNeutral
  • HEX ID403F40
  • DECIMAL ID4210496
  • Name LengthThis color has no name
  • This page visited6 times
  • Counting from2025-01-01