What color is #212539?

#212539 is a very dark, desaturated blue, closest to the named color Midnight Express. It belongs to the blue family of colors.

What is the RGB value of #212539?

The RGB value is 33, 37, 57: 33 red, 37 green and 57 blue on a 0 to 255 scale.

What is the complementary color of #212539?

The complementary color is #393521, found by rotating the hue 180° on the color wheel.

Is black or white text better on #212539?

White text. Black text has a contrast ratio of 1.39:1 and white text 15.13:1. WCAG asks for at least 4.5:1 for normal text.

#212539 color

#212539 rgb(33, 37, 57)

Shades of blue

The hex color #212539 is a very dark, desaturated blue.

In the RGB color model it is made of 12.9% red, 14.5% green and 22.4% blue (33, 37, 57).

Its hue angle is 230°, with 27% saturation and 18% lightness. For print, the CMYK equivalent is 42% cyan, 35% magenta, 0% yellow and 78% black.

The closest named color is Midnight Express (#21263A), a difference of 0.6 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 15.13:1).

#212539 color codes

HEX	`#212539`
RGB	`rgb(33, 37, 57)`
RGB percent	`rgb(12.9%, 14.5%, 22.4%)`
HSL	`hsl(230, 27%, 18%)`
HSV / HSB	`hsv(230, 42%, 22%)`
CMYK	`cmyk(42%, 35%, 0%, 78%)`
CIE LAB	`lab(15.18, 4.27, -13.49)`
CIE LCH	`lch(15.18, 14.14, 287.56)`
CIE XYZ	`xyz(2.027, 1.942, 4.138)`
Decimal	`2172217`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #212539, 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 #212539	Ratio	AA	AAA	AA large
Sample text	1.39:1	Fail	Fail	Fail
Sample text	15.13:1	Pass	Pass	Pass

#212539 as text on	Ratio	AA	AAA	AA large
Sample text	15.13:1	Pass	Pass	Pass
Sample text	1.39:1	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 #212539 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #212539; }
.text { color: #212539; }
.border { border: 2px solid #212539; }
.transparent { background-color: rgb(33 37 57 / 50%); }
.gradient { background: linear-gradient(to right, #212539, #292139); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #212539?: #212539 is a very dark, desaturated blue, closest to the named color Midnight Express. It belongs to the blue family of colors.
What is the RGB value of #212539?: The RGB value is 33, 37, 57: 33 red, 37 green and 57 blue on a 0 to 255 scale.
What is the complementary color of #212539?: The complementary color is #393521, found by rotating the hue 180° on the color wheel.
Is black or white text better on #212539?: White text. Black text has a contrast ratio of 1.39:1 and white text 15.13:1. WCAG asks for at least 4.5:1 for normal text.