What color is #121F13?

#121F13 is a very dark, desaturated green, closest to the named color Nightmare. It belongs to the black family of colors.

What is the RGB value of #121F13?

The RGB value is 18, 31, 19: 18 red, 31 green and 19 blue on a 0 to 255 scale.

What is the complementary color of #121F13?

The complementary color is #1F121E, found by rotating the hue 180° on the color wheel.

Is black or white text better on #121F13?

White text. Black text has a contrast ratio of 1.23:1 and white text 17.06:1. WCAG asks for at least 4.5:1 for normal text.

#121F13 color

#121F13 rgb(18, 31, 19)

Shades of black

The hex color #121F13 is a very dark, desaturated green.

In the RGB color model it is made of 7.1% red, 12.2% green and 7.5% blue (18, 31, 19).

Its hue angle is 125°, with 27% saturation and 10% lightness. For print, the CMYK equivalent is 42% cyan, 0% magenta, 39% yellow and 88% black.

The closest named color is Nightmare (#112211), a difference of 2.8 ΔE, a small difference.

White text is the more readable choice on this background (contrast 17.06:1).

#121F13 color codes

HEX	`#121F13`
RGB	`rgb(18, 31, 19)`
RGB percent	`rgb(7.1%, 12.2%, 7.5%)`
HSL	`hsl(125, 27%, 10%)`
HSV / HSB	`hsv(125, 42%, 12%)`
CMYK	`cmyk(42%, 0%, 39%, 88%)`
CIE LAB	`lab(10.23, -8.97, 6.27)`
CIE LCH	`lch(10.23, 10.95, 145.04)`
CIE XYZ	`xyz(0.857, 1.156, 0.794)`
Decimal	`1187603`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #121F13, 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 #121F13	Ratio	AA	AAA	AA large
Sample text	1.23:1	Fail	Fail	Fail
Sample text	17.06:1	Pass	Pass	Pass

#121F13 as text on	Ratio	AA	AAA	AA large
Sample text	17.06:1	Pass	Pass	Pass
Sample text	1.23:1	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 #121F13 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #121f13; }
.text { color: #121f13; }
.border { border: 2px solid #121f13; }
.transparent { background-color: rgb(18 31 19 / 50%); }
.gradient { background: linear-gradient(to right, #121f13, #121f1a); }

Background

Text color

Border

Similar colors

Closest common color name: Onyx.

Questions

What color is #121F13?: #121F13 is a very dark, desaturated green, closest to the named color Nightmare. It belongs to the black family of colors.
What is the RGB value of #121F13?: The RGB value is 18, 31, 19: 18 red, 31 green and 19 blue on a 0 to 255 scale.
What is the complementary color of #121F13?: The complementary color is #1F121E, found by rotating the hue 180° on the color wheel.
Is black or white text better on #121F13?: White text. Black text has a contrast ratio of 1.23:1 and white text 17.06:1. WCAG asks for at least 4.5:1 for normal text.