What color is #0B2723?

#0B2723 is a very dark, moderate spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.

What is the RGB value of #0B2723?

The RGB value is 11, 39, 35: 11 red, 39 green and 35 blue on a 0 to 255 scale.

What is the complementary color of #0B2723?

The complementary color is #270B0F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #0B2723?

White text. Black text has a contrast ratio of 1.33:1 and white text 15.8:1. WCAG asks for at least 4.5:1 for normal text.

#0B2723 color

#0B2723 rgb(11, 39, 35)

Shades of black

The hex color #0B2723 is a very dark, moderate spring green.

In the RGB color model it is made of 4.3% red, 15.3% green and 13.7% blue (11, 39, 35).

Its hue angle is 171°, with 56% saturation and 10% lightness. For print, the CMYK equivalent is 72% cyan, 0% magenta, 10% yellow and 85% black.

The closest named color is Swamp Thing (#162825), a difference of 3.1 ΔE, a small difference.

White text is the more readable choice on this background (contrast 15.8:1).

#0B2723 color codes

HEX	`#0B2723`
RGB	`rgb(11, 39, 35)`
RGB percent	`rgb(4.3%, 15.3%, 13.7%)`
HSL	`hsl(171, 56%, 10%)`
HSV / HSB	`hsv(171, 72%, 15%)`
CMYK	`cmyk(72%, 0%, 10%, 85%)`
CIE LAB	`lab(13.49, -11.78, -0.53)`
CIE LCH	`lch(13.49, 11.79, 182.56)`
CIE XYZ	`xyz(1.167, 1.643, 1.846)`
Decimal	`730915`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #0B2723, 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 #0B2723	Ratio	AA	AAA	AA large
Sample text	1.33:1	Fail	Fail	Fail
Sample text	15.8:1	Pass	Pass	Pass

#0B2723 as text on	Ratio	AA	AAA	AA large
Sample text	15.8:1	Pass	Pass	Pass
Sample text	1.33:1	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 #0B2723 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #0b2723; }
.text { color: #0b2723; }
.border { border: 2px solid #0b2723; }
.transparent { background-color: rgb(11 39 35 / 50%); }
.gradient { background: linear-gradient(to right, #0b2723, #0b1d27); }

Background

Text color

Border

Similar colors

Closest common color name: Gunmetal.

Questions

What color is #0B2723?: #0B2723 is a very dark, moderate spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.
What is the RGB value of #0B2723?: The RGB value is 11, 39, 35: 11 red, 39 green and 35 blue on a 0 to 255 scale.
What is the complementary color of #0B2723?: The complementary color is #270B0F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #0B2723?: White text. Black text has a contrast ratio of 1.33:1 and white text 15.8:1. WCAG asks for at least 4.5:1 for normal text.