What color is #213123?

#213123 is a very dark, grayish green, closest to the named color Nightmare. It belongs to the gray family of colors.

What is the RGB value of #213123?

The RGB value is 33, 49, 35: 33 red, 49 green and 35 blue on a 0 to 255 scale.

What is the complementary color of #213123?

The complementary color is #31212F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #213123?

White text. Black text has a contrast ratio of 1.53:1 and white text 13.74:1. WCAG asks for at least 4.5:1 for normal text.

#213123 color

#213123 rgb(33, 49, 35)

Shades of gray

The hex color #213123 is a very dark, grayish green.

In the RGB color model it is made of 12.9% red, 19.2% green and 13.7% blue (33, 49, 35).

Its hue angle is 128°, with 20% saturation and 16% lightness. For print, the CMYK equivalent is 33% cyan, 0% magenta, 29% yellow and 81% black.

The closest named color is Nightmare (#112211), a difference of 5.1 ΔE.

White text is the more readable choice on this background (contrast 13.74:1).

#213123 color codes

HEX	`#213123`
RGB	`rgb(33, 49, 35)`
RGB percent	`rgb(12.9%, 19.2%, 13.7%)`
HSL	`hsl(128, 20%, 16%)`
HSV / HSB	`hsv(128, 33%, 19%)`
CMYK	`cmyk(33%, 0%, 29%, 81%)`
CIE LAB	`lab(18.55, -10.21, 6.86)`
CIE LCH	`lch(18.55, 12.29, 146.11)`
CIE XYZ	`xyz(2.029, 2.641, 1.993)`
Decimal	`2175267`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #213123, 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 #213123	Ratio	AA	AAA	AA large
Sample text	1.53:1	Fail	Fail	Fail
Sample text	13.74:1	Pass	Pass	Pass

#213123 as text on	Ratio	AA	AAA	AA large
Sample text	13.74:1	Pass	Pass	Pass
Sample text	1.53:1	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 #213123 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #213123; }
.text { color: #213123; }
.border { border: 2px solid #213123; }
.transparent { background-color: rgb(33 49 35 / 50%); }
.gradient { background: linear-gradient(to right, #213123, #21312b); }

Background

Text color

Border

Similar colors

Closest common color name: Onyx.

Questions

What color is #213123?: #213123 is a very dark, grayish green, closest to the named color Nightmare. It belongs to the gray family of colors.
What is the RGB value of #213123?: The RGB value is 33, 49, 35: 33 red, 49 green and 35 blue on a 0 to 255 scale.
What is the complementary color of #213123?: The complementary color is #31212F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #213123?: White text. Black text has a contrast ratio of 1.53:1 and white text 13.74:1. WCAG asks for at least 4.5:1 for normal text.