What color is #051B2A?

#051B2A is a very dark, moderate azure, closest to the named color Oxford by Night. It belongs to the black family of colors.

What is the RGB value of #051B2A?

The RGB value is 5, 27, 42: 5 red, 27 green and 42 blue on a 0 to 255 scale.

What is the complementary color of #051B2A?

The complementary color is #2A1405, found by rotating the hue 180° on the color wheel.

Is black or white text better on #051B2A?

White text. Black text has a contrast ratio of 1.2:1 and white text 17.55:1. WCAG asks for at least 4.5:1 for normal text.

#051B2A color

#051B2A rgb(5, 27, 42)

Shades of black

The hex color #051B2A is a very dark, moderate azure.

In the RGB color model it is made of 2% red, 10.6% green and 16.5% blue (5, 27, 42).

Its hue angle is 204°, with 79% saturation and 9% lightness. For print, the CMYK equivalent is 88% cyan, 36% magenta, 0% yellow and 84% black.

The closest named color is Oxford by Night (#001B2E), a difference of 1.9 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 17.55:1).

#051B2A color codes

HEX	`#051B2A`
RGB	`rgb(5, 27, 42)`
RGB percent	`rgb(2%, 10.6%, 16.5%)`
HSL	`hsl(204, 79%, 9%)`
HSV / HSB	`hsv(204, 88%, 16%)`
CMYK	`cmyk(88%, 36%, 0%, 84%)`
CIE LAB	`lab(8.85, -2.43, -12.71)`
CIE LCH	`lch(8.85, 12.94, 259.17)`
CIE XYZ	`xyz(0.872, 0.983, 2.334)`
Decimal	`334634`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #051B2A, 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 #051B2A	Ratio	AA	AAA	AA large
Sample text	1.2:1	Fail	Fail	Fail
Sample text	17.55:1	Pass	Pass	Pass

#051B2A as text on	Ratio	AA	AAA	AA large
Sample text	17.55:1	Pass	Pass	Pass
Sample text	1.2:1	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 #051B2A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #051b2a; }
.text { color: #051b2a; }
.border { border: 2px solid #051b2a; }
.transparent { background-color: rgb(5 27 42 / 50%); }
.gradient { background: linear-gradient(to right, #051b2a, #05082a); }

Background

Text color

Border

Similar colors

Closest common color name: Rich Black.

Questions

What color is #051B2A?: #051B2A is a very dark, moderate azure, closest to the named color Oxford by Night. It belongs to the black family of colors.
What is the RGB value of #051B2A?: The RGB value is 5, 27, 42: 5 red, 27 green and 42 blue on a 0 to 255 scale.
What is the complementary color of #051B2A?: The complementary color is #2A1405, found by rotating the hue 180° on the color wheel.
Is black or white text better on #051B2A?: White text. Black text has a contrast ratio of 1.2:1 and white text 17.55:1. WCAG asks for at least 4.5:1 for normal text.