What color is #21232E?

#21232E is a very dark, grayish blue, closest to the named color Moonless Mystery. It belongs to the black family of colors.

What is the RGB value of #21232E?

The RGB value is 33, 35, 46: 33 red, 35 green and 46 blue on a 0 to 255 scale.

What is the complementary color of #21232E?

The complementary color is #2E2C21, found by rotating the hue 180° on the color wheel.

Is black or white text better on #21232E?

White text. Black text has a contrast ratio of 1.34:1 and white text 15.62:1. WCAG asks for at least 4.5:1 for normal text.

#21232E color

#21232E rgb(33, 35, 46)

Shades of black

The hex color #21232E is a very dark, grayish blue.

In the RGB color model it is made of 12.9% red, 13.7% green and 18% blue (33, 35, 46).

Its hue angle is 231°, with 16% saturation and 15% lightness. For print, the CMYK equivalent is 28% cyan, 24% magenta, 0% yellow and 82% black.

The closest named color is Moonless Mystery (#1E2433), a difference of 2.4 ΔE, a small difference.

White text is the more readable choice on this background (contrast 15.62:1).

#21232E color codes

HEX	`#21232E`
RGB	`rgb(33, 35, 46)`
RGB percent	`rgb(12.9%, 13.7%, 18%)`
HSL	`hsl(231, 16%, 15%)`
HSV / HSB	`hsv(231, 28%, 18%)`
CMYK	`cmyk(28%, 24%, 0%, 82%)`
CIE LAB	`lab(13.96, 2.17, -7.56)`
CIE LCH	`lch(13.96, 7.87, 286.01)`
CIE XYZ	`xyz(1.721, 1.723, 2.826)`
Decimal	`2171694`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #21232E, 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 #21232E	Ratio	AA	AAA	AA large
Sample text	1.34:1	Fail	Fail	Fail
Sample text	15.62:1	Pass	Pass	Pass

#21232E as text on	Ratio	AA	AAA	AA large
Sample text	15.62:1	Pass	Pass	Pass
Sample text	1.34:1	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 #21232E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #21232e; }
.text { color: #21232e; }
.border { border: 2px solid #21232e; }
.transparent { background-color: rgb(33 35 46 / 50%); }
.gradient { background: linear-gradient(to right, #21232e, #25212e); }

Background

Text color

Border

Similar colors

Closest common color name: Midnight Black.

Questions

What color is #21232E?: #21232E is a very dark, grayish blue, closest to the named color Moonless Mystery. It belongs to the black family of colors.
What is the RGB value of #21232E?: The RGB value is 33, 35, 46: 33 red, 35 green and 46 blue on a 0 to 255 scale.
What is the complementary color of #21232E?: The complementary color is #2E2C21, found by rotating the hue 180° on the color wheel.
Is black or white text better on #21232E?: White text. Black text has a contrast ratio of 1.34:1 and white text 15.62:1. WCAG asks for at least 4.5:1 for normal text.