What color is #40000A?

#40000A is a very dark, vivid red, closest to the named color 3AM Breakup. It belongs to the black family of colors.

What is the RGB value of #40000A?

The RGB value is 64, 0, 10: 64 red, 0 green and 10 blue on a 0 to 255 scale.

What is the complementary color of #40000A?

The complementary color is #004036, found by rotating the hue 180° on the color wheel.

Is black or white text better on #40000A?

White text. Black text has a contrast ratio of 1.22:1 and white text 17.18:1. WCAG asks for at least 4.5:1 for normal text.

#40000A color

#40000A rgb(64, 0, 10)

Shades of black

The hex color #40000A is a very dark, vivid red.

In the RGB color model it is made of 25.1% red, 0% green and 3.9% blue (64, 0, 10).

Its hue angle is 351°, with 100% saturation and 13% lightness. For print, the CMYK equivalent is 0% cyan, 100% magenta, 84% yellow and 75% black.

The closest named color is 3AM Breakup (#330404), a difference of 3.6 ΔE, a small difference.

White text is the more readable choice on this background (contrast 17.18:1).

#40000A color codes

HEX	`#40000A`
RGB	`rgb(64, 0, 10)`
RGB percent	`rgb(25.1%, 0%, 3.9%)`
HSL	`hsl(351, 100%, 13%)`
HSV / HSB	`hsv(351, 100%, 25%)`
CMYK	`cmyk(0%, 100%, 84%, 75%)`
CIE LAB	`lab(9.89, 30.22, 11.51)`
CIE LCH	`lch(9.89, 32.34, 20.86)`
CIE XYZ	`xyz(2.169, 1.112, 0.388)`
Decimal	`4194314`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #40000A, 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 #40000A	Ratio	AA	AAA	AA large
Sample text	1.22:1	Fail	Fail	Fail
Sample text	17.18:1	Pass	Pass	Pass

#40000A as text on	Ratio	AA	AAA	AA large
Sample text	17.18:1	Pass	Pass	Pass
Sample text	1.22:1	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 #40000A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #40000a; }
.text { color: #40000a; }
.border { border: 2px solid #40000a; }
.transparent { background-color: rgb(64 0 10 / 50%); }
.gradient { background: linear-gradient(to right, #40000a, #401600); }

Background

Text color

Border

Similar colors

Questions

What color is #40000A?: #40000A is a very dark, vivid red, closest to the named color 3AM Breakup. It belongs to the black family of colors.
What is the RGB value of #40000A?: The RGB value is 64, 0, 10: 64 red, 0 green and 10 blue on a 0 to 255 scale.
What is the complementary color of #40000A?: The complementary color is #004036, found by rotating the hue 180° on the color wheel.
Is black or white text better on #40000A?: White text. Black text has a contrast ratio of 1.22:1 and white text 17.18:1. WCAG asks for at least 4.5:1 for normal text.