What color is #1B1F29?

#1B1F29 is a very dark, grayish blue, closest to the named color Dark. It belongs to the black family of colors.

What is the RGB value of #1B1F29?

The RGB value is 27, 31, 41: 27 red, 31 green and 41 blue on a 0 to 255 scale.

What is the complementary color of #1B1F29?

The complementary color is #29251B, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1B1F29?

White text. Black text has a contrast ratio of 1.27:1 and white text 16.48:1. WCAG asks for at least 4.5:1 for normal text.

#1B1F29 color

#1B1F29 rgb(27, 31, 41)

Shades of black

The hex color #1B1F29 is a very dark, grayish blue.

In the RGB color model it is made of 10.6% red, 12.2% green and 16.1% blue (27, 31, 41).

Its hue angle is 223°, with 21% saturation and 13% lightness. For print, the CMYK equivalent is 34% cyan, 24% magenta, 0% yellow and 84% black.

The closest named color is Dark (#1B2431), a difference of 2.7 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.48:1).

#1B1F29 color codes

HEX	`#1B1F29`
RGB	`rgb(27, 31, 41)`
RGB percent	`rgb(10.6%, 12.2%, 16.1%)`
HSL	`hsl(223, 21%, 13%)`
HSV / HSB	`hsv(223, 34%, 16%)`
CMYK	`cmyk(34%, 24%, 0%, 84%)`
CIE LAB	`lab(11.78, 1.12, -7.33)`
CIE LCH	`lch(11.78, 7.41, 278.71)`
CIE XYZ	`xyz(1.342, 1.373, 2.292)`
Decimal	`1777449`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1B1F29, 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 #1B1F29	Ratio	AA	AAA	AA large
Sample text	1.27:1	Fail	Fail	Fail
Sample text	16.48:1	Pass	Pass	Pass

#1B1F29 as text on	Ratio	AA	AAA	AA large
Sample text	16.48:1	Pass	Pass	Pass
Sample text	1.27:1	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 #1B1F29 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1b1f29; }
.text { color: #1b1f29; }
.border { border: 2px solid #1b1f29; }
.transparent { background-color: rgb(27 31 41 / 50%); }
.gradient { background: linear-gradient(to right, #1b1f29, #1e1b29); }

Background

Text color

Border

Similar colors

Closest common color name: Rich Black.

Questions

What color is #1B1F29?: #1B1F29 is a very dark, grayish blue, closest to the named color Dark. It belongs to the black family of colors.
What is the RGB value of #1B1F29?: The RGB value is 27, 31, 41: 27 red, 31 green and 41 blue on a 0 to 255 scale.
What is the complementary color of #1B1F29?: The complementary color is #29251B, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1B1F29?: White text. Black text has a contrast ratio of 1.27:1 and white text 16.48:1. WCAG asks for at least 4.5:1 for normal text.