#1B1F2C color
The hex color #1B1F2C is a very dark, grayish blue.
In the RGB color model it is made of 10.6% red, 12.2% green and 17.3% blue (27, 31, 44).
Its hue angle is 226°, with 24% saturation and 14% lightness. For print, the CMYK equivalent is 39% cyan, 30% magenta, 0% yellow and 83% black.
The closest named color is Moonless Mystery (#1E2433), a difference of 1.9 ΔE, which is barely visible.
White text is the more readable choice on this background (contrast 16.42:1).
#1B1F2C color codes
| HEX | #1B1F2C | |
|---|---|---|
| RGB | rgb(27, 31, 44) | |
| RGB percent | rgb(10.6%, 12.2%, 17.3%) | |
| HSL | hsl(226, 24%, 14%) | |
| HSV / HSB | hsv(226, 39%, 17%) | |
| CMYK | cmyk(39%, 30%, 0%, 83%) | |
| CIE LAB | lab(11.92, 2.1, -9.29) | |
| CIE LCH | lch(11.92, 9.52, 282.77) | |
| CIE XYZ | xyz(1.396, 1.395, 2.578) | |
| Decimal | 1777452 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #1B1F2C, 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 #1B1F2C | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 1.28:1 | Fail | Fail | Fail |
| Sample text | 16.42:1 | Pass | Pass | Pass |
| #1B1F2C as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 16.42:1 | Pass | Pass | Pass |
| Sample text | 1.28:1 | 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 #1B1F2C looks to people with the most common types of color vision deficiency.
#1b202dProtanopia
no red cones#1a1f2cDeuteranopia
no green cones#162223Tritanopia
no blue cones#1f1f1fAchromatopsia
no color vision
CSS examples
.background { background-color: #1b1f2c; }
.text { color: #1b1f2c; }
.border { border: 2px solid #1b1f2c; }
.transparent { background-color: rgb(27 31 44 / 50%); }
.gradient { background: linear-gradient(to right, #1b1f2c, #201b2c); }
Similar colors
#1e2433Moonless Mystery#1b2431Dark#1f2133Eclipse Elixir#222233Black Velvet#21263aMidnight Express#222831Infinity#161e34Sombre Night#16161dEigengrau
Closest common color name: Rich Black.
Questions
- What color is #1B1F2C?
- #1B1F2C is a very dark, grayish blue, closest to the named color Moonless Mystery. It belongs to the black family of colors.
- What is the RGB value of #1B1F2C?
- The RGB value is 27, 31, 44: 27 red, 31 green and 44 blue on a 0 to 255 scale.
- What is the complementary color of #1B1F2C?
- The complementary color is #2C281B, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #1B1F2C?
- White text. Black text has a contrast ratio of 1.28:1 and white text 16.42:1. WCAG asks for at least 4.5:1 for normal text.