What color is #1B2011?

#1B2011 is a very dark, desaturated yellow-green, closest to the named color Underworld. It belongs to the black family of colors.

What is the RGB value of #1B2011?

The RGB value is 27, 32, 17: 27 red, 32 green and 17 blue on a 0 to 255 scale.

What is the complementary color of #1B2011?

The complementary color is #161120, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1B2011?

White text. Black text has a contrast ratio of 1.26:1 and white text 16.65:1. WCAG asks for at least 4.5:1 for normal text.

#1B2011 color

#1B2011 rgb(27, 32, 17)

Shades of black

The hex color #1B2011 is a very dark, desaturated yellow-green.

In the RGB color model it is made of 10.6% red, 12.5% green and 6.7% blue (27, 32, 17).

Its hue angle is 80°, with 31% saturation and 10% lightness. For print, the CMYK equivalent is 16% cyan, 0% magenta, 47% yellow and 87% black.

The closest named color is Underworld (#1E231C), a difference of 4.3 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.65:1).

#1B2011 color codes

HEX	`#1B2011`
RGB	`rgb(27, 32, 17)`
RGB percent	`rgb(10.6%, 12.5%, 6.7%)`
HSL	`hsl(80, 31%, 10%)`
HSV / HSB	`hsv(80, 47%, 13%)`
CMYK	`cmyk(16%, 0%, 47%, 87%)`
CIE LAB	`lab(11.32, -5.71, 9.13)`
CIE LCH	`lch(11.32, 10.77, 122.03)`
CIE XYZ	`xyz(1.07, 1.307, 0.726)`
Decimal	`1777681`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1B2011, 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 #1B2011	Ratio	AA	AAA	AA large
Sample text	1.26:1	Fail	Fail	Fail
Sample text	16.65:1	Pass	Pass	Pass

#1B2011 as text on	Ratio	AA	AAA	AA large
Sample text	16.65:1	Pass	Pass	Pass
Sample text	1.26:1	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 #1B2011 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1b2011; }
.text { color: #1b2011; }
.border { border: 2px solid #1b2011; }
.transparent { background-color: rgb(27 32 17 / 50%); }
.gradient { background: linear-gradient(to right, #1b2011, #132011); }

Background

Text color

Border

Similar colors

Closest common color name: Onyx.

Questions

What color is #1B2011?: #1B2011 is a very dark, desaturated yellow-green, closest to the named color Underworld. It belongs to the black family of colors.
What is the RGB value of #1B2011?: The RGB value is 27, 32, 17: 27 red, 32 green and 17 blue on a 0 to 255 scale.
What is the complementary color of #1B2011?: The complementary color is #161120, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1B2011?: White text. Black text has a contrast ratio of 1.26:1 and white text 16.65:1. WCAG asks for at least 4.5:1 for normal text.