What color is #001F52?

#001F52 is a very dark, vivid azure, closest to the named color Subnautical. It belongs to the blue family of colors.

What is the RGB value of #001F52?

The RGB value is 0, 31, 82: 0 red, 31 green and 82 blue on a 0 to 255 scale.

What is the complementary color of #001F52?

The complementary color is #523300, found by rotating the hue 180° on the color wheel.

Is black or white text better on #001F52?

White text. Black text has a contrast ratio of 1.32:1 and white text 15.94:1. WCAG asks for at least 4.5:1 for normal text.

#001F52 color

#001F52 rgb(0, 31, 82)

Shades of blue

The hex color #001F52 is a very dark, vivid azure.

In the RGB color model it is made of 0% red, 12.2% green and 32.2% blue (0, 31, 82).

Its hue angle is 217°, with 100% saturation and 16% lightness. For print, the CMYK equivalent is 100% cyan, 62% magenta, 0% yellow and 68% black.

The closest named color is Subnautical (#012253), a difference of 1.1 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 15.94:1).

#001F52 color codes

HEX	`#001F52`
RGB	`rgb(0, 31, 82)`
RGB percent	`rgb(0%, 12.2%, 32.2%)`
HSL	`hsl(217, 100%, 16%)`
HSV / HSB	`hsv(217, 100%, 32%)`
CMYK	`cmyk(100%, 62%, 0%, 68%)`
CIE LAB	`lab(13.16, 12.62, -34.12)`
CIE LCH	`lch(13.16, 36.38, 290.31)`
CIE XYZ	`xyz(2.012, 1.589, 8.182)`
Decimal	`8018`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #001F52, 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 #001F52	Ratio	AA	AAA	AA large
Sample text	1.32:1	Fail	Fail	Fail
Sample text	15.94:1	Pass	Pass	Pass

#001F52 as text on	Ratio	AA	AAA	AA large
Sample text	15.94:1	Pass	Pass	Pass
Sample text	1.32:1	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 #001F52 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #001f52; }
.text { color: #001f52; }
.border { border: 2px solid #001f52; }
.transparent { background-color: rgb(0 31 82 / 50%); }
.gradient { background: linear-gradient(to right, #001f52, #0a0052); }

Background

Text color

Border

Similar colors

Questions

What color is #001F52?: #001F52 is a very dark, vivid azure, closest to the named color Subnautical. It belongs to the blue family of colors.
What is the RGB value of #001F52?: The RGB value is 0, 31, 82: 0 red, 31 green and 82 blue on a 0 to 255 scale.
What is the complementary color of #001F52?: The complementary color is #523300, found by rotating the hue 180° on the color wheel.
Is black or white text better on #001F52?: White text. Black text has a contrast ratio of 1.32:1 and white text 15.94:1. WCAG asks for at least 4.5:1 for normal text.