What color is #213A4E?

#213A4E is a dark, desaturated azure, closest to the named color Blue Whale. It belongs to the blue family of colors.

What is the RGB value of #213A4E?

The RGB value is 33, 58, 78: 33 red, 58 green and 78 blue on a 0 to 255 scale.

What is the complementary color of #213A4E?

The complementary color is #4E3521, found by rotating the hue 180° on the color wheel.

Is black or white text better on #213A4E?

White text. Black text has a contrast ratio of 1.78:1 and white text 11.8:1. WCAG asks for at least 4.5:1 for normal text.

#213A4E color

#213A4E rgb(33, 58, 78)

Shades of blue

The hex color #213A4E is a dark, desaturated azure.

In the RGB color model it is made of 12.9% red, 22.7% green and 30.6% blue (33, 58, 78).

Its hue angle is 207°, with 41% saturation and 22% lightness. For print, the CMYK equivalent is 58% cyan, 26% magenta, 0% yellow and 69% black.

The closest named color is Blue Whale (#1E3442), a difference of 3.4 ΔE, a small difference.

White text is the more readable choice on this background (contrast 11.8:1).

#213A4E color codes

HEX	`#213A4E`
RGB	`rgb(33, 58, 78)`
RGB percent	`rgb(12.9%, 22.7%, 30.6%)`
HSL	`hsl(207, 41%, 22%)`
HSV / HSB	`hsv(207, 58%, 31%)`
CMYK	`cmyk(58%, 26%, 0%, 69%)`
CIE LAB	`lab(23.34, -2.97, -15.15)`
CIE LCH	`lch(23.34, 15.44, 258.92)`
CIE XYZ	`xyz(3.515, 3.899, 7.774)`
Decimal	`2177614`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #213A4E, 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 #213A4E	Ratio	AA	AAA	AA large
Sample text	1.78:1	Fail	Fail	Fail
Sample text	11.8:1	Pass	Pass	Pass

#213A4E as text on	Ratio	AA	AAA	AA large
Sample text	11.8:1	Pass	Pass	Pass
Sample text	1.78:1	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 #213A4E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #213a4e; }
.text { color: #213a4e; }
.border { border: 2px solid #213a4e; }
.transparent { background-color: rgb(33 58 78 / 50%); }
.gradient { background: linear-gradient(to right, #213a4e, #21234e); }

Background

Text color

Border

Similar colors

Closest common color name: Prussian Blue.

Questions

What color is #213A4E?: #213A4E is a dark, desaturated azure, closest to the named color Blue Whale. It belongs to the blue family of colors.
What is the RGB value of #213A4E?: The RGB value is 33, 58, 78: 33 red, 58 green and 78 blue on a 0 to 255 scale.
What is the complementary color of #213A4E?: The complementary color is #4E3521, found by rotating the hue 180° on the color wheel.
Is black or white text better on #213A4E?: White text. Black text has a contrast ratio of 1.78:1 and white text 11.8:1. WCAG asks for at least 4.5:1 for normal text.