What color is #03211C?

#03211C is a very dark, vivid spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.

What is the RGB value of #03211C?

The RGB value is 3, 33, 28: 3 red, 33 green and 28 blue on a 0 to 255 scale.

What is the complementary color of #03211C?

The complementary color is #210308, found by rotating the hue 180° on the color wheel.

Is black or white text better on #03211C?

White text. Black text has a contrast ratio of 1.24:1 and white text 16.96:1. WCAG asks for at least 4.5:1 for normal text.

#03211C color

#03211C rgb(3, 33, 28)

Shades of black

The hex color #03211C is a very dark, vivid spring green.

In the RGB color model it is made of 1.2% red, 12.9% green and 11% blue (3, 33, 28).

Its hue angle is 170°, with 83% saturation and 7% lightness. For print, the CMYK equivalent is 91% cyan, 0% magenta, 15% yellow and 87% black.

The closest named color is Swamp Thing (#162825), a difference of 4.7 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.96:1).

#03211C color codes

HEX	`#03211C`
RGB	`rgb(3, 33, 28)`
RGB percent	`rgb(1.2%, 12.9%, 11%)`
HSL	`hsl(170, 83%, 7%)`
HSV / HSB	`hsv(170, 91%, 13%)`
CMYK	`cmyk(91%, 0%, 15%, 87%)`
CIE LAB	`lab(10.49, -12.81, 0.12)`
CIE LCH	`lch(10.49, 12.81, 179.47)`
CIE XYZ	`xyz(0.791, 1.191, 1.287)`
Decimal	`205084`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #03211C, 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 #03211C	Ratio	AA	AAA	AA large
Sample text	1.24:1	Fail	Fail	Fail
Sample text	16.96:1	Pass	Pass	Pass

#03211C as text on	Ratio	AA	AAA	AA large
Sample text	16.96:1	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 #03211C looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #03211c; }
.text { color: #03211c; }
.border { border: 2px solid #03211c; }
.transparent { background-color: rgb(3 33 28 / 50%); }
.gradient { background: linear-gradient(to right, #03211c, #031721); }

Background

Text color

Border

Similar colors

Closest common color name: Gunmetal.

Questions

What color is #03211C?: #03211C is a very dark, vivid spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.
What is the RGB value of #03211C?: The RGB value is 3, 33, 28: 3 red, 33 green and 28 blue on a 0 to 255 scale.
What is the complementary color of #03211C?: The complementary color is #210308, found by rotating the hue 180° on the color wheel.
Is black or white text better on #03211C?: White text. Black text has a contrast ratio of 1.24:1 and white text 16.96:1. WCAG asks for at least 4.5:1 for normal text.