What color is #121E17?

#121E17 is a very dark, desaturated green, closest to the named color Underworld. It belongs to the black family of colors.

What is the RGB value of #121E17?

The RGB value is 18, 30, 23: 18 red, 30 green and 23 blue on a 0 to 255 scale.

What is the complementary color of #121E17?

The complementary color is #1E1219, found by rotating the hue 180° on the color wheel.

Is black or white text better on #121E17?

White text. Black text has a contrast ratio of 1.22:1 and white text 17.16:1. WCAG asks for at least 4.5:1 for normal text.

#121E17 color

#121E17 rgb(18, 30, 23)

Shades of black

The hex color #121E17 is a very dark, desaturated green.

In the RGB color model it is made of 7.1% red, 11.8% green and 9% blue (18, 30, 23).

Its hue angle is 145°, with 25% saturation and 9% lightness. For print, the CMYK equivalent is 40% cyan, 0% magenta, 23% yellow and 88% black.

The closest named color is Underworld (#1E231C), a difference of 4.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 17.16:1).

#121E17 color codes

HEX	`#121E17`
RGB	`rgb(18, 30, 23)`
RGB percent	`rgb(7.1%, 11.8%, 9%)`
HSL	`hsl(145, 25%, 9%)`
HSV / HSB	`hsv(145, 40%, 12%)`
CMYK	`cmyk(40%, 0%, 23%, 88%)`
CIE LAB	`lab(9.95, -7.31, 3.12)`
CIE LCH	`lch(9.95, 7.95, 156.87)`
CIE XYZ	`xyz(0.868, 1.119, 0.981)`
Decimal	`1187351`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #121E17, 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 #121E17	Ratio	AA	AAA	AA large
Sample text	1.22:1	Fail	Fail	Fail
Sample text	17.16:1	Pass	Pass	Pass

#121E17 as text on	Ratio	AA	AAA	AA large
Sample text	17.16:1	Pass	Pass	Pass
Sample text	1.22:1	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 #121E17 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #121e17; }
.text { color: #121e17; }
.border { border: 2px solid #121e17; }
.transparent { background-color: rgb(18 30 23 / 50%); }
.gradient { background: linear-gradient(to right, #121e17, #121e1d); }

Background

Text color

Border

Similar colors

Closest common color name: Off Black.

Questions

What color is #121E17?: #121E17 is a very dark, desaturated green, closest to the named color Underworld. It belongs to the black family of colors.
What is the RGB value of #121E17?: The RGB value is 18, 30, 23: 18 red, 30 green and 23 blue on a 0 to 255 scale.
What is the complementary color of #121E17?: The complementary color is #1E1219, found by rotating the hue 180° on the color wheel.
Is black or white text better on #121E17?: White text. Black text has a contrast ratio of 1.22:1 and white text 17.16:1. WCAG asks for at least 4.5:1 for normal text.