What color is #0A2223?

#0A2223 is a very dark, moderate cyan, closest to the named color Swamp Thing. It belongs to the black family of colors.

What is the RGB value of #0A2223?

The RGB value is 10, 34, 35: 10 red, 34 green and 35 blue on a 0 to 255 scale.

What is the complementary color of #0A2223?

The complementary color is #230B0A, found by rotating the hue 180° on the color wheel.

Is black or white text better on #0A2223?

White text. Black text has a contrast ratio of 1.27:1 and white text 16.59:1. WCAG asks for at least 4.5:1 for normal text.

#0A2223 color

#0A2223 rgb(10, 34, 35)

Shades of black

The hex color #0A2223 is a very dark, moderate cyan.

In the RGB color model it is made of 3.9% red, 13.3% green and 13.7% blue (10, 34, 35).

Its hue angle is 182°, with 56% saturation and 9% lightness. For print, the CMYK equivalent is 71% cyan, 3% magenta, 0% yellow and 86% black.

The closest named color is Swamp Thing (#162825), a difference of 3.3 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.59:1).

#0A2223 color codes

HEX	`#0A2223`
RGB	`rgb(10, 34, 35)`
RGB percent	`rgb(3.9%, 13.3%, 13.7%)`
HSL	`hsl(182, 56%, 9%)`
HSV / HSB	`hsv(182, 71%, 14%)`
CMYK	`cmyk(71%, 3%, 0%, 86%)`
CIE LAB	`lab(11.48, -8.88, -3.51)`
CIE LCH	`lch(11.48, 9.55, 201.54)`
CIE XYZ	`xyz(1, 1.33, 1.794)`
Decimal	`664099`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #0A2223, 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 #0A2223	Ratio	AA	AAA	AA large
Sample text	1.27:1	Fail	Fail	Fail
Sample text	16.59:1	Pass	Pass	Pass

#0A2223 as text on	Ratio	AA	AAA	AA large
Sample text	16.59:1	Pass	Pass	Pass
Sample text	1.27:1	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 #0A2223 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #0a2223; }
.text { color: #0a2223; }
.border { border: 2px solid #0a2223; }
.transparent { background-color: rgb(10 34 35 / 50%); }
.gradient { background: linear-gradient(to right, #0a2223, #0a1623); }

Background

Text color

Border

Similar colors

Closest common color name: Gunmetal.

Questions

What color is #0A2223?: #0A2223 is a very dark, moderate cyan, closest to the named color Swamp Thing. It belongs to the black family of colors.
What is the RGB value of #0A2223?: The RGB value is 10, 34, 35: 10 red, 34 green and 35 blue on a 0 to 255 scale.
What is the complementary color of #0A2223?: The complementary color is #230B0A, found by rotating the hue 180° on the color wheel.
Is black or white text better on #0A2223?: White text. Black text has a contrast ratio of 1.27:1 and white text 16.59:1. WCAG asks for at least 4.5:1 for normal text.