What color is #00001F?

#00001F is a very dark, vivid blue, closest to the named color Mysterious Depths. It belongs to the black family of colors.

What is the RGB value of #00001F?

The RGB value is 0, 0, 31: 0 red, 0 green and 31 blue on a 0 to 255 scale.

What is the complementary color of #00001F?

The complementary color is #1F1F00, found by rotating the hue 180° on the color wheel.

Is black or white text better on #00001F?

White text. Black text has a contrast ratio of 1.02:1 and white text 20.59:1. WCAG asks for at least 4.5:1 for normal text.

#00001F color

#00001F rgb(0, 0, 31)

Shades of black

The hex color #00001F is a very dark, vivid blue.

In the RGB color model it is made of 0% red, 0% green and 12.2% blue (0, 0, 31).

Its hue angle is 240°, with 100% saturation and 6% lightness. For print, the CMYK equivalent is 100% cyan, 100% magenta, 0% yellow and 88% black.

The closest named color is Mysterious Depths (#060929), a difference of 2.7 ΔE, a small difference.

White text is the more readable choice on this background (contrast 20.59:1).

#00001F color codes

HEX	`#00001F`
RGB	`rgb(0, 0, 31)`
RGB percent	`rgb(0%, 0%, 12.2%)`
HSL	`hsl(240, 100%, 6%)`
HSV / HSB	`hsv(240, 100%, 12%)`
CMYK	`cmyk(100%, 100%, 0%, 88%)`
CIE LAB	`lab(0.89, 6.28, -16.61)`
CIE LCH	`lch(0.89, 17.76, 290.7)`
CIE XYZ	`xyz(0.247, 0.099, 1.302)`
Decimal	`31`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #00001F, 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 #00001F	Ratio	AA	AAA	AA large
Sample text	1.02:1	Fail	Fail	Fail
Sample text	20.59:1	Pass	Pass	Pass

#00001F as text on	Ratio	AA	AAA	AA large
Sample text	20.59:1	Pass	Pass	Pass
Sample text	1.02:1	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 #00001F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #00001f; }
.text { color: #00001f; }
.border { border: 2px solid #00001f; }
.transparent { background-color: rgb(0 0 31 / 50%); }
.gradient { background: linear-gradient(to right, #00001f, #10001f); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #00001F?: #00001F is a very dark, vivid blue, closest to the named color Mysterious Depths. It belongs to the black family of colors.
What is the RGB value of #00001F?: The RGB value is 0, 0, 31: 0 red, 0 green and 31 blue on a 0 to 255 scale.
What is the complementary color of #00001F?: The complementary color is #1F1F00, found by rotating the hue 180° on the color wheel.
Is black or white text better on #00001F?: White text. Black text has a contrast ratio of 1.02:1 and white text 20.59:1. WCAG asks for at least 4.5:1 for normal text.