What color is #121E21?

#121E21 is a very dark, desaturated cyan, closest to the named color Black Stallion. It belongs to the black family of colors.

What is the RGB value of #121E21?

The RGB value is 18, 30, 33: 18 red, 30 green and 33 blue on a 0 to 255 scale.

What is the complementary color of #121E21?

The complementary color is #211512, found by rotating the hue 180° on the color wheel.

Is black or white text better on #121E21?

White text. Black text has a contrast ratio of 1.23:1 and white text 17.03:1. WCAG asks for at least 4.5:1 for normal text.

#121E21 color

#121E21 rgb(18, 30, 33)

Shades of black

The hex color #121E21 is a very dark, desaturated cyan.

In the RGB color model it is made of 7.1% red, 11.8% green and 12.9% blue (18, 30, 33).

Its hue angle is 192°, with 29% saturation and 10% lightness. For print, the CMYK equivalent is 45% cyan, 9% magenta, 0% yellow and 87% black.

The closest named color is Black Stallion (#0E191C), a difference of 1.6 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 17.03:1).

#121E21 color codes

HEX	`#121E21`
RGB	`rgb(18, 30, 33)`
RGB percent	`rgb(7.1%, 11.8%, 12.9%)`
HSL	`hsl(192, 29%, 10%)`
HSV / HSB	`hsv(192, 45%, 13%)`
CMYK	`cmyk(45%, 9%, 0%, 87%)`
CIE LAB	`lab(10.31, -4.28, -3.74)`
CIE LCH	`lch(10.31, 5.69, 221.16)`
CIE XYZ	`xyz(0.988, 1.167, 1.612)`
Decimal	`1187361`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #121E21, 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 #121E21	Ratio	AA	AAA	AA large
Sample text	1.23:1	Fail	Fail	Fail
Sample text	17.03:1	Pass	Pass	Pass

#121E21 as text on	Ratio	AA	AAA	AA large
Sample text	17.03:1	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 #121E21 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #121e21; }
.text { color: #121e21; }
.border { border: 2px solid #121e21; }
.transparent { background-color: rgb(18 30 33 / 50%); }
.gradient { background: linear-gradient(to right, #121e21, #121621); }

Background

Text color

Border

Similar colors

Closest common color name: Rich Black.

Questions

What color is #121E21?: #121E21 is a very dark, desaturated cyan, closest to the named color Black Stallion. It belongs to the black family of colors.
What is the RGB value of #121E21?: The RGB value is 18, 30, 33: 18 red, 30 green and 33 blue on a 0 to 255 scale.
What is the complementary color of #121E21?: The complementary color is #211512, found by rotating the hue 180° on the color wheel.
Is black or white text better on #121E21?: White text. Black text has a contrast ratio of 1.23:1 and white text 17.03:1. WCAG asks for at least 4.5:1 for normal text.