What color is #21233F?

#21233F is a very dark, desaturated blue, closest to the named color Black Market. It belongs to the blue family of colors.

What is the RGB value of #21233F?

The RGB value is 33, 35, 63: 33 red, 35 green and 63 blue on a 0 to 255 scale.

What is the complementary color of #21233F?

The complementary color is #3F3D21, found by rotating the hue 180° on the color wheel.

Is black or white text better on #21233F?

White text. Black text has a contrast ratio of 1.38:1 and white text 15.25:1. WCAG asks for at least 4.5:1 for normal text.

#21233F color

#21233F rgb(33, 35, 63)

Shades of blue

The hex color #21233F is a very dark, desaturated blue.

In the RGB color model it is made of 12.9% red, 13.7% green and 24.7% blue (33, 35, 63).

Its hue angle is 236°, with 31% saturation and 19% lightness. For print, the CMYK equivalent is 48% cyan, 44% magenta, 0% yellow and 75% black.

The closest named color is Black Market (#222244), a difference of 2.3 ΔE, a small difference.

White text is the more readable choice on this background (contrast 15.25:1).

#21233F color codes

HEX	`#21233F`
RGB	`rgb(33, 35, 63)`
RGB percent	`rgb(12.9%, 13.7%, 24.7%)`
HSL	`hsl(236, 31%, 19%)`
HSV / HSB	`hsv(236, 48%, 25%)`
CMYK	`cmyk(48%, 44%, 0%, 75%)`
CIE LAB	`lab(14.87, 7.81, -18.18)`
CIE LCH	`lch(14.87, 19.78, 293.26)`
CIE XYZ	`xyz(2.125, 1.884, 4.953)`
Decimal	`2171711`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #21233F, 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 #21233F	Ratio	AA	AAA	AA large
Sample text	1.38:1	Fail	Fail	Fail
Sample text	15.25:1	Pass	Pass	Pass

#21233F as text on	Ratio	AA	AAA	AA large
Sample text	15.25:1	Pass	Pass	Pass
Sample text	1.38:1	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 #21233F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #21233f; }
.text { color: #21233f; }
.border { border: 2px solid #21233f; }
.transparent { background-color: rgb(33 35 63 / 50%); }
.gradient { background: linear-gradient(to right, #21233f, #2e213f); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #21233F?: #21233F is a very dark, desaturated blue, closest to the named color Black Market. It belongs to the blue family of colors.
What is the RGB value of #21233F?: The RGB value is 33, 35, 63: 33 red, 35 green and 63 blue on a 0 to 255 scale.
What is the complementary color of #21233F?: The complementary color is #3F3D21, found by rotating the hue 180° on the color wheel.
Is black or white text better on #21233F?: White text. Black text has a contrast ratio of 1.38:1 and white text 15.25:1. WCAG asks for at least 4.5:1 for normal text.