#181827 color
The hex color #181827 is a very dark, grayish blue.
In the RGB color model it is made of 9.4% red, 9.4% green and 15.3% blue (24, 24, 39).
Its hue angle is 240°, with 24% saturation and 12% lightness. For print, the CMYK equivalent is 38% cyan, 38% magenta, 0% yellow and 85% black.
The closest named color is Corbeau (#111122), a difference of 2.1 ΔE, a small difference.
White text is the more readable choice on this background (contrast 17.52:1).
#181827 color codes
| HEX | #181827 | |
|---|---|---|
| RGB | rgb(24, 24, 39) | |
| RGB percent | rgb(9.4%, 9.4%, 15.3%) | |
| HSL | hsl(240, 24%, 12%) | |
| HSV / HSB | hsv(240, 38%, 15%) | |
| CMYK | cmyk(38%, 38%, 0%, 85%) | |
| CIE LAB | lab(8.94, 4.54, -10.24) | |
| CIE LCH | lch(8.94, 11.2, 293.89) | |
| CIE XYZ | xyz(1.069, 0.994, 2.055) | |
| Decimal | 1579047 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #181827, 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 #181827 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 1.2:1 | Fail | Fail | Fail |
| Sample text | 17.52:1 | Pass | Pass | Pass |
| #181827 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 17.52:1 | Pass | Pass | Pass |
| Sample text | 1.2:1 | 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 #181827 looks to people with the most common types of color vision deficiency.
#141a28Protanopia
no red cones#131927Deuteranopia
no green cones#141b1dTritanopia
no blue cones#191919Achromatopsia
no color vision
CSS examples
.background { background-color: #181827; }
.text { color: #181827; }
.border { border: 2px solid #181827; }
.transparent { background-color: rgb(24 24 39 / 50%); }
.gradient { background: linear-gradient(to right, #181827, #201827); }
Similar colors
#111122Corbeau#1f2133Eclipse Elixir#222233Black Velvet#16141cBack in Black#151931Dark Knight#161e34Sombre Night#1a161dViolet Void#16161dEigengrau
Closest common color name: Midnight Black.
Questions
- What color is #181827?
- #181827 is a very dark, grayish blue, closest to the named color Corbeau. It belongs to the black family of colors.
- What is the RGB value of #181827?
- The RGB value is 24, 24, 39: 24 red, 24 green and 39 blue on a 0 to 255 scale.
- What is the complementary color of #181827?
- The complementary color is #272718, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #181827?
- White text. Black text has a contrast ratio of 1.2:1 and white text 17.52:1. WCAG asks for at least 4.5:1 for normal text.