What color is #04021B?

#04021B is a very dark, vivid blue, closest to the named color Corbeau. It belongs to the black family of colors.

What is the RGB value of #04021B?

The RGB value is 4, 2, 27: 4 red, 2 green and 27 blue on a 0 to 255 scale.

What is the complementary color of #04021B?

The complementary color is #191B02, found by rotating the hue 180° on the color wheel.

Is black or white text better on #04021B?

White text. Black text has a contrast ratio of 1.03:1 and white text 20.39:1. WCAG asks for at least 4.5:1 for normal text.

#04021B color

#04021B rgb(4, 2, 27)

Shades of black

The hex color #04021B is a very dark, vivid blue.

In the RGB color model it is made of 1.6% red, 0.8% green and 10.6% blue (4, 2, 27).

Its hue angle is 245°, with 86% saturation and 6% lightness. For print, the CMYK equivalent is 85% cyan, 93% magenta, 0% yellow and 89% black.

The closest named color is Corbeau (#111122), a difference of 2.7 ΔE, a small difference.

White text is the more readable choice on this background (contrast 20.39:1).

#04021B color codes

HEX	`#04021B`
RGB	`rgb(4, 2, 27)`
RGB percent	`rgb(1.6%, 0.8%, 10.6%)`
HSL	`hsl(245, 86%, 6%)`
HSV / HSB	`hsv(245, 93%, 11%)`
CMYK	`cmyk(85%, 93%, 0%, 89%)`
CIE LAB	`lab(1.34, 5.27, -12.69)`
CIE LCH	`lch(1.34, 13.74, 292.54)`
CIE XYZ	`xyz(0.27, 0.148, 1.051)`
Decimal	`262683`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #04021B, 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 #04021B	Ratio	AA	AAA	AA large
Sample text	1.03:1	Fail	Fail	Fail
Sample text	20.39:1	Pass	Pass	Pass

#04021B as text on	Ratio	AA	AAA	AA large
Sample text	20.39:1	Pass	Pass	Pass
Sample text	1.03:1	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 #04021B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #04021b; }
.text { color: #04021b; }
.border { border: 2px solid #04021b; }
.transparent { background-color: rgb(4 2 27 / 50%); }
.gradient { background: linear-gradient(to right, #04021b, #10021b); }

Background

Text color

Border

Similar colors

Closest common color name: Midnight Black.

Questions

What color is #04021B?: #04021B is a very dark, vivid blue, closest to the named color Corbeau. It belongs to the black family of colors.
What is the RGB value of #04021B?: The RGB value is 4, 2, 27: 4 red, 2 green and 27 blue on a 0 to 255 scale.
What is the complementary color of #04021B?: The complementary color is #191B02, found by rotating the hue 180° on the color wheel.
Is black or white text better on #04021B?: White text. Black text has a contrast ratio of 1.03:1 and white text 20.39:1. WCAG asks for at least 4.5:1 for normal text.