What color is #040A19?

#040A19 is a very dark, moderate blue, closest to the named color Midnight Edition. It belongs to the black family of colors.

What is the RGB value of #040A19?

The RGB value is 4, 10, 25: 4 red, 10 green and 25 blue on a 0 to 255 scale.

What is the complementary color of #040A19?

The complementary color is #191304, found by rotating the hue 180° on the color wheel.

Is black or white text better on #040A19?

White text. Black text has a contrast ratio of 1.06:1 and white text 19.76:1. WCAG asks for at least 4.5:1 for normal text.

#040A19 color

#040A19 rgb(4, 10, 25)

Shades of black

The hex color #040A19 is a very dark, moderate blue.

In the RGB color model it is made of 1.6% red, 3.9% green and 9.8% blue (4, 10, 25).

Its hue angle is 223°, with 72% saturation and 6% lightness. For print, the CMYK equivalent is 84% cyan, 60% magenta, 0% yellow and 90% black.

The closest named color is Midnight Edition (#0C121B), a difference of 2.7 ΔE, a small difference.

White text is the more readable choice on this background (contrast 19.76:1).

#040A19 color codes

HEX	`#040A19`
RGB	`rgb(4, 10, 25)`
RGB percent	`rgb(1.6%, 3.9%, 9.8%)`
HSL	`hsl(223, 72%, 6%)`
HSV / HSB	`hsv(223, 84%, 10%)`
CMYK	`cmyk(84%, 60%, 0%, 90%)`
CIE LAB	`lab(2.83, 1.49, -8.89)`
CIE LCH	`lch(2.83, 9.01, 279.54)`
CIE XYZ	`xyz(0.334, 0.313, 0.962)`
Decimal	`264729`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #040A19, 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 #040A19	Ratio	AA	AAA	AA large
Sample text	1.06:1	Fail	Fail	Fail
Sample text	19.76:1	Pass	Pass	Pass

#040A19 as text on	Ratio	AA	AAA	AA large
Sample text	19.76:1	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 #040A19 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #040a19; }
.text { color: #040a19; }
.border { border: 2px solid #040a19; }
.transparent { background-color: rgb(4 10 25 / 50%); }
.gradient { background: linear-gradient(to right, #040a19, #090419); }

Background

Text color

Border

Similar colors

Closest common color name: Rich Black.

Questions

What color is #040A19?: #040A19 is a very dark, moderate blue, closest to the named color Midnight Edition. It belongs to the black family of colors.
What is the RGB value of #040A19?: The RGB value is 4, 10, 25: 4 red, 10 green and 25 blue on a 0 to 255 scale.
What is the complementary color of #040A19?: The complementary color is #191304, found by rotating the hue 180° on the color wheel.
Is black or white text better on #040A19?: White text. Black text has a contrast ratio of 1.06:1 and white text 19.76:1. WCAG asks for at least 4.5:1 for normal text.