What color is #2B4B80?

#2B4B80 is a dark, desaturated azure, closest to the named color Nautical. It belongs to the blue family of colors.

What is the RGB value of #2B4B80?

The RGB value is 43, 75, 128: 43 red, 75 green and 128 blue on a 0 to 255 scale.

What is the complementary color of #2B4B80?

The complementary color is #80602B, found by rotating the hue 180° on the color wheel.

Is black or white text better on #2B4B80?

White text. Black text has a contrast ratio of 2.42:1 and white text 8.67:1. WCAG asks for at least 4.5:1 for normal text.

#2B4B80 color

#2B4B80 rgb(43, 75, 128)

Shades of blue

The hex color #2B4B80 is a dark, desaturated azure.

In the RGB color model it is made of 16.9% red, 29.4% green and 50.2% blue (43, 75, 128).

Its hue angle is 217°, with 50% saturation and 34% lightness. For print, the CMYK equivalent is 66% cyan, 41% magenta, 0% yellow and 50% black.

The closest named color is Nautical (#2E4A7D), a difference of 0.9 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 8.67:1).

#2B4B80 color codes

HEX	`#2B4B80`
RGB	`rgb(43, 75, 128)`
RGB percent	`rgb(16.9%, 29.4%, 50.2%)`
HSL	`hsl(217, 50%, 34%)`
HSV / HSB	`hsv(217, 66%, 50%)`
CMYK	`cmyk(66%, 41%, 0%, 50%)`
CIE LAB	`lab(32.04, 6.5, -33.45)`
CIE LCH	`lch(32.04, 34.07, 280.99)`
CIE XYZ	`xyz(7.407, 7.104, 21.399)`
Decimal	`2837376`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #2B4B80, 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 #2B4B80	Ratio	AA	AAA	AA large
Sample text	2.42:1	Fail	Fail	Fail
Sample text	8.67:1	Pass	Pass	Pass

#2B4B80 as text on	Ratio	AA	AAA	AA large
Sample text	8.67:1	Pass	Pass	Pass
Sample text	2.42:1	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 #2B4B80 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #2b4b80; }
.text { color: #2b4b80; }
.border { border: 2px solid #2b4b80; }
.transparent { background-color: rgb(43 75 128 / 50%); }
.gradient { background: linear-gradient(to right, #2b4b80, #352b80); }

Background

Text color

Border

Similar colors

Closest common color name: Cobalt Blue.

Questions

What color is #2B4B80?: #2B4B80 is a dark, desaturated azure, closest to the named color Nautical. It belongs to the blue family of colors.
What is the RGB value of #2B4B80?: The RGB value is 43, 75, 128: 43 red, 75 green and 128 blue on a 0 to 255 scale.
What is the complementary color of #2B4B80?: The complementary color is #80602B, found by rotating the hue 180° on the color wheel.
Is black or white text better on #2B4B80?: White text. Black text has a contrast ratio of 2.42:1 and white text 8.67:1. WCAG asks for at least 4.5:1 for normal text.