What color is #001730?

#001730 is a very dark, vivid azure, closest to the named color Naval Night. It belongs to the black family of colors.

What is the RGB value of #001730?

The RGB value is 0, 23, 48: 0 red, 23 green and 48 blue on a 0 to 255 scale.

What is the complementary color of #001730?

The complementary color is #301900, found by rotating the hue 180° on the color wheel.

Is black or white text better on #001730?

White text. Black text has a contrast ratio of 1.17:1 and white text 18.02:1. WCAG asks for at least 4.5:1 for normal text.

#001730 color

#001730 rgb(0, 23, 48)

Shades of black

The hex color #001730 is a very dark, vivid azure.

In the RGB color model it is made of 0% red, 9% green and 18.8% blue (0, 23, 48).

Its hue angle is 211°, with 100% saturation and 9% lightness. For print, the CMYK equivalent is 100% cyan, 52% magenta, 0% yellow and 81% black.

The closest named color is Naval Night (#011C39), a difference of 2 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 18.02:1).

#001730 color codes

HEX	`#001730`
RGB	`rgb(0, 23, 48)`
RGB percent	`rgb(0%, 9%, 18.8%)`
HSL	`hsl(211, 100%, 9%)`
HSV / HSB	`hsv(211, 100%, 19%)`
CMYK	`cmyk(100%, 52%, 0%, 81%)`
CIE LAB	`lab(7.46, 2.23, -19.35)`
CIE LCH	`lch(7.46, 19.48, 276.58)`
CIE XYZ	`xyz(0.84, 0.826, 2.911)`
Decimal	`5936`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #001730, 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 #001730	Ratio	AA	AAA	AA large
Sample text	1.17:1	Fail	Fail	Fail
Sample text	18.02:1	Pass	Pass	Pass

#001730 as text on	Ratio	AA	AAA	AA large
Sample text	18.02:1	Pass	Pass	Pass
Sample text	1.17:1	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 #001730 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #001730; }
.text { color: #001730; }
.border { border: 2px solid #001730; }
.transparent { background-color: rgb(0 23 48 / 50%); }
.gradient { background: linear-gradient(to right, #001730, #010030); }

Background

Text color

Border

Similar colors

Questions

What color is #001730?: #001730 is a very dark, vivid azure, closest to the named color Naval Night. It belongs to the black family of colors.
What is the RGB value of #001730?: The RGB value is 0, 23, 48: 0 red, 23 green and 48 blue on a 0 to 255 scale.
What is the complementary color of #001730?: The complementary color is #301900, found by rotating the hue 180° on the color wheel.
Is black or white text better on #001730?: White text. Black text has a contrast ratio of 1.17:1 and white text 18.02:1. WCAG asks for at least 4.5:1 for normal text.