What color is #05211D?

#05211D 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 #05211D?

The RGB value is 5, 33, 29: 5 red, 33 green and 29 blue on a 0 to 255 scale.

What is the complementary color of #05211D?

The complementary color is #210509, found by rotating the hue 180° on the color wheel.

Is black or white text better on #05211D?

White text. Black text has a contrast ratio of 1.24:1 and white text 16.91:1. WCAG asks for at least 4.5:1 for normal text.

#05211D color

#05211D rgb(5, 33, 29)

Shades of black

The hex color #05211D is a very dark, moderate spring green.

In the RGB color model it is made of 2% red, 12.9% green and 11.4% blue (5, 33, 29).

Its hue angle is 171°, with 74% saturation and 7% lightness. For print, the CMYK equivalent is 85% cyan, 0% magenta, 12% yellow and 87% black.

The closest named color is Swamp Thing (#162825), a difference of 4 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.91:1).

#05211D color codes

HEX	`#05211D`
RGB	`rgb(5, 33, 29)`
RGB percent	`rgb(2%, 12.9%, 11.4%)`
HSL	`hsl(171, 74%, 7%)`
HSV / HSB	`hsv(171, 85%, 13%)`
CMYK	`cmyk(85%, 0%, 12%, 87%)`
CIE LAB	`lab(10.62, -11.86, -0.41)`
CIE LCH	`lch(10.62, 11.86, 182)`
CIE XYZ	`xyz(0.828, 1.209, 1.352)`
Decimal	`336157`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #05211D, 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 #05211D	Ratio	AA	AAA	AA large
Sample text	1.24:1	Fail	Fail	Fail
Sample text	16.91:1	Pass	Pass	Pass

#05211D as text on	Ratio	AA	AAA	AA large
Sample text	16.91:1	Pass	Pass	Pass
Sample text	1.24:1	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 #05211D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #05211d; }
.text { color: #05211d; }
.border { border: 2px solid #05211d; }
.transparent { background-color: rgb(5 33 29 / 50%); }
.gradient { background: linear-gradient(to right, #05211d, #051721); }

Background

Text color

Border

Similar colors

Closest common color name: Gunmetal.

Questions

What color is #05211D?: #05211D 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 #05211D?: The RGB value is 5, 33, 29: 5 red, 33 green and 29 blue on a 0 to 255 scale.
What is the complementary color of #05211D?: The complementary color is #210509, found by rotating the hue 180° on the color wheel.
Is black or white text better on #05211D?: White text. Black text has a contrast ratio of 1.24:1 and white text 16.91:1. WCAG asks for at least 4.5:1 for normal text.