#403631 color
The hex color #403631 is a dark, grayish orange.
In the RGB color model it is made of 25.1% red, 21.2% green and 19.2% blue (64, 54, 49).
Its hue angle is 20°, with 13% saturation and 22% lightness. For print, the CMYK equivalent is 0% cyan, 16% magenta, 23% yellow and 75% black.
The closest named color is Six Feet Under (#3D322E), a difference of 1.6 ΔE, which is barely visible.
White text is the more readable choice on this background (contrast 11.73:1).
#403631 color codes
| HEX | #403631 | |
|---|---|---|
| RGB | rgb(64, 54, 49) | |
| RGB percent | rgb(25.1%, 21.2%, 19.2%) | |
| HSL | hsl(20, 13%, 22%) | |
| HSV / HSB | hsv(20, 23%, 25%) | |
| CMYK | cmyk(0%, 16%, 23%, 75%) | |
| CIE LAB | lab(23.51, 3.46, 4.78) | |
| CIE LCH | lch(23.51, 5.9, 54.13) | |
| CIE XYZ | xyz(3.988, 3.95, 3.458) | |
| Decimal | 4208177 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #403631, based on their position on the color wheel.
Complementary
The color opposite on the color wheel (180°). Strongest contrast.
Analogous
Neighbors 30° either side. Calm, natural combinations.
Split complementary
The two colors next to the complement (150° and 210°).
Triadic
Three colors evenly spaced, 120° apart.
Tetradic (square)
Four colors 90° apart.
Shades, tints and tones
Shades (darker, mixed with black)
Tints (lighter, mixed with white)
Tones (mixed with gray)
Contrast and accessibility
| Text on #403631 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 1.79:1 | Fail | Fail | Fail |
| Sample text | 11.73:1 | Pass | Pass | Pass |
| #403631 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 11.73:1 | Pass | Pass | Pass |
| Sample text | 1.79:1 | Fail | Fail | Fail |
WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.
Color blindness simulation
How #403631 looks to people with the most common types of color vision deficiency.
#393731Protanopia
no red cones#3b3931Deuteranopia
no green cones#433435Tritanopia
no blue cones#383838Achromatopsia
no color vision
CSS examples
.background { background-color: #403631; }
.text { color: #403631; }
.border { border: 2px solid #403631; }
.transparent { background-color: rgb(64 54 49 / 50%); }
.gradient { background: linear-gradient(to right, #403631, #403d31); }
Similar colors
#3d322eSix Feet Under#473933Film Noir#3a3532Kilimanjaro#45392fBatch Brew#3c3535After Dark#443736Cowboy#483c32Taupe#3f3939Eclipse
Questions
- What color is #403631?
- #403631 is a dark, grayish orange, closest to the named color Six Feet Under. It belongs to the gray family of colors.
- What is the RGB value of #403631?
- The RGB value is 64, 54, 49: 64 red, 54 green and 49 blue on a 0 to 255 scale.
- What is the complementary color of #403631?
- The complementary color is #313B40, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #403631?
- White text. Black text has a contrast ratio of 1.79:1 and white text 11.73:1. WCAG asks for at least 4.5:1 for normal text.