What color is #213138?

#213138 is a very dark, desaturated azure, closest to the named color Petrol Slumber. It belongs to the black family of colors.

What is the RGB value of #213138?

The RGB value is 33, 49, 56: 33 red, 49 green and 56 blue on a 0 to 255 scale.

What is the complementary color of #213138?

The complementary color is #382821, found by rotating the hue 180° on the color wheel.

Is black or white text better on #213138?

White text. Black text has a contrast ratio of 1.56:1 and white text 13.45:1. WCAG asks for at least 4.5:1 for normal text.

#213138 color

#213138 rgb(33, 49, 56)

Shades of black

The hex color #213138 is a very dark, desaturated azure.

In the RGB color model it is made of 12.9% red, 19.2% green and 22% blue (33, 49, 56).

Its hue angle is 198°, with 26% saturation and 17% lightness. For print, the CMYK equivalent is 41% cyan, 13% magenta, 0% yellow and 78% black.

The closest named color is Petrol Slumber (#243640), a difference of 2.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 13.45:1).

#213138 color codes

HEX	`#213138`
RGB	`rgb(33, 49, 56)`
RGB percent	`rgb(12.9%, 19.2%, 22%)`
HSL	`hsl(198, 26%, 17%)`
HSV / HSB	`hsv(198, 41%, 22%)`
CMYK	`cmyk(41%, 13%, 0%, 78%)`
CIE LAB	`lab(19.25, -4.45, -6.56)`
CIE LCH	`lch(19.25, 7.92, 235.86)`
CIE XYZ	`xyz(2.439, 2.805, 4.154)`
Decimal	`2175288`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #213138, 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 #213138	Ratio	AA	AAA	AA large
Sample text	1.56:1	Fail	Fail	Fail
Sample text	13.45:1	Pass	Pass	Pass

#213138 as text on	Ratio	AA	AAA	AA large
Sample text	13.45:1	Pass	Pass	Pass
Sample text	1.56:1	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 #213138 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #213138; }
.text { color: #213138; }
.border { border: 2px solid #213138; }
.transparent { background-color: rgb(33 49 56 / 50%); }
.gradient { background: linear-gradient(to right, #213138, #212638); }

Background

Text color

Border

Similar colors

Questions

What color is #213138?: #213138 is a very dark, desaturated azure, closest to the named color Petrol Slumber. It belongs to the black family of colors.
What is the RGB value of #213138?: The RGB value is 33, 49, 56: 33 red, 49 green and 56 blue on a 0 to 255 scale.
What is the complementary color of #213138?: The complementary color is #382821, found by rotating the hue 180° on the color wheel.
Is black or white text better on #213138?: White text. Black text has a contrast ratio of 1.56:1 and white text 13.45:1. WCAG asks for at least 4.5:1 for normal text.