What color is #040B0A?

#040B0A is a black, closest to the named color Raven. It belongs to the black family of colors.

What is the RGB value of #040B0A?

The RGB value is 4, 11, 10: 4 red, 11 green and 10 blue on a 0 to 255 scale.

What is the complementary color of #040B0A?

The complementary color is #0B0405, found by rotating the hue 180° on the color wheel.

Is black or white text better on #040B0A?

White text. Black text has a contrast ratio of 1.06:1 and white text 19.86:1. WCAG asks for at least 4.5:1 for normal text.

#040B0A color

#040B0A rgb(4, 11, 10)

Shades of black

The hex color #040B0A is a black.

In the RGB color model it is made of 1.6% red, 4.3% green and 3.9% blue (4, 11, 10).

Its hue angle is 171°, with 47% saturation and 3% lightness. For print, the CMYK equivalent is 64% cyan, 0% magenta, 9% yellow and 96% black.

The closest named color is Raven (#0B0B0B), a difference of 2.8 ΔE, a small difference.

White text is the more readable choice on this background (contrast 19.86:1).

#040B0A color codes

HEX	`#040B0A`
RGB	`rgb(4, 11, 10)`
RGB percent	`rgb(1.6%, 4.3%, 3.9%)`
HSL	`hsl(171, 47%, 3%)`
HSV / HSB	`hsv(171, 64%, 4%)`
CMYK	`cmyk(64%, 0%, 9%, 96%)`
CIE LAB	`lab(2.59, -1.98, -0.26)`
CIE LCH	`lch(2.59, 2, 187.46)`
CIE XYZ	`xyz(0.225, 0.287, 0.331)`
Decimal	`264970`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #040B0A, 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 #040B0A	Ratio	AA	AAA	AA large
Sample text	1.06:1	Fail	Fail	Fail
Sample text	19.86:1	Pass	Pass	Pass

#040B0A as text on	Ratio	AA	AAA	AA large
Sample text	19.86:1	Pass	Pass	Pass
Sample text	1.06:1	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 #040B0A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #040b0a; }
.text { color: #040b0a; }
.border { border: 2px solid #040b0a; }
.transparent { background-color: rgb(4 11 10 / 50%); }
.gradient { background: linear-gradient(to right, #040b0a, #04080b); }

Background

Text color

Border

Similar colors

Questions

What color is #040B0A?: #040B0A is a black, closest to the named color Raven. It belongs to the black family of colors.
What is the RGB value of #040B0A?: The RGB value is 4, 11, 10: 4 red, 11 green and 10 blue on a 0 to 255 scale.
What is the complementary color of #040B0A?: The complementary color is #0B0405, found by rotating the hue 180° on the color wheel.
Is black or white text better on #040B0A?: White text. Black text has a contrast ratio of 1.06:1 and white text 19.86:1. WCAG asks for at least 4.5:1 for normal text.