What color is #2B3B5A?

#2B3B5A is a dark, desaturated azure, closest to the named color Nautilus. It belongs to the blue family of colors.

What is the RGB value of #2B3B5A?

The RGB value is 43, 59, 90: 43 red, 59 green and 90 blue on a 0 to 255 scale.

What is the complementary color of #2B3B5A?

The complementary color is #5A4A2B, found by rotating the hue 180° on the color wheel.

Is black or white text better on #2B3B5A?

White text. Black text has a contrast ratio of 1.88:1 and white text 11.19:1. WCAG asks for at least 4.5:1 for normal text.

#2B3B5A color

#2B3B5A rgb(43, 59, 90)

Shades of blue

The hex color #2B3B5A is a dark, desaturated azure.

In the RGB color model it is made of 16.9% red, 23.1% green and 35.3% blue (43, 59, 90).

Its hue angle is 220°, with 35% saturation and 26% lightness. For print, the CMYK equivalent is 52% cyan, 34% magenta, 0% yellow and 65% black.

The closest named color is Nautilus (#273C5A), a difference of 1.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 11.19:1).

#2B3B5A color codes

HEX	`#2B3B5A`
RGB	`rgb(43, 59, 90)`
RGB percent	`rgb(16.9%, 23.1%, 35.3%)`
HSL	`hsl(220, 35%, 26%)`
HSV / HSB	`hsv(220, 52%, 35%)`
CMYK	`cmyk(52%, 34%, 0%, 65%)`
CIE LAB	`lab(24.89, 3.36, -20.59)`
CIE LCH	`lch(24.89, 20.86, 279.27)`
CIE XYZ	`xyz(4.405, 4.379, 10.284)`
Decimal	`2833242`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #2B3B5A, 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 #2B3B5A	Ratio	AA	AAA	AA large
Sample text	1.88:1	Fail	Fail	Fail
Sample text	11.19:1	Pass	Pass	Pass

#2B3B5A as text on	Ratio	AA	AAA	AA large
Sample text	11.19:1	Pass	Pass	Pass
Sample text	1.88:1	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 #2B3B5A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #2b3b5a; }
.text { color: #2b3b5a; }
.border { border: 2px solid #2b3b5a; }
.transparent { background-color: rgb(43 59 90 / 50%); }
.gradient { background: linear-gradient(to right, #2b3b5a, #332b5a); }

Background

Text color

Border

Similar colors

Closest common color name: Prussian Blue.

Questions

What color is #2B3B5A?: #2B3B5A is a dark, desaturated azure, closest to the named color Nautilus. It belongs to the blue family of colors.
What is the RGB value of #2B3B5A?: The RGB value is 43, 59, 90: 43 red, 59 green and 90 blue on a 0 to 255 scale.
What is the complementary color of #2B3B5A?: The complementary color is #5A4A2B, found by rotating the hue 180° on the color wheel.
Is black or white text better on #2B3B5A?: White text. Black text has a contrast ratio of 1.88:1 and white text 11.19:1. WCAG asks for at least 4.5:1 for normal text.