What color is #2B497B?

#2B497B 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 #2B497B?

The RGB value is 43, 73, 123: 43 red, 73 green and 123 blue on a 0 to 255 scale.

What is the complementary color of #2B497B?

The complementary color is #7B5D2B, found by rotating the hue 180° on the color wheel.

Is black or white text better on #2B497B?

White text. Black text has a contrast ratio of 2.34:1 and white text 8.97:1. WCAG asks for at least 4.5:1 for normal text.

#2B497B color

#2B497B rgb(43, 73, 123)

Shades of blue

The hex color #2B497B is a dark, desaturated azure.

In the RGB color model it is made of 16.9% red, 28.6% green and 48.2% blue (43, 73, 123).

Its hue angle is 218°, with 48% saturation and 33% lightness. For print, the CMYK equivalent is 65% cyan, 41% magenta, 0% yellow and 52% black.

The closest named color is Nautical (#2E4A7D), a difference of 0.6 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 8.97:1).

#2B497B color codes

HEX	`#2B497B`
RGB	`rgb(43, 73, 123)`
RGB percent	`rgb(16.9%, 28.6%, 48.2%)`
HSL	`hsl(218, 48%, 33%)`
HSV / HSB	`hsv(218, 65%, 48%)`
CMYK	`cmyk(65%, 41%, 0%, 52%)`
CIE LAB	`lab(31.13, 5.95, -31.78)`
CIE LCH	`lch(31.13, 32.34, 280.6)`
CIE XYZ	`xyz(6.953, 6.708, 19.663)`
Decimal	`2836859`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #2B497B, 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 #2B497B	Ratio	AA	AAA	AA large
Sample text	2.34:1	Fail	Fail	Fail
Sample text	8.97:1	Pass	Pass	Pass

#2B497B as text on	Ratio	AA	AAA	AA large
Sample text	8.97:1	Pass	Pass	Pass
Sample text	2.34:1	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 #2B497B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #2b497b; }
.text { color: #2b497b; }
.border { border: 2px solid #2b497b; }
.transparent { background-color: rgb(43 73 123 / 50%); }
.gradient { background: linear-gradient(to right, #2b497b, #352b7b); }

Background

Text color

Border

Similar colors

Closest common color name: Cobalt Blue.

Questions

What color is #2B497B?: #2B497B 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 #2B497B?: The RGB value is 43, 73, 123: 43 red, 73 green and 123 blue on a 0 to 255 scale.
What is the complementary color of #2B497B?: The complementary color is #7B5D2B, found by rotating the hue 180° on the color wheel.
Is black or white text better on #2B497B?: White text. Black text has a contrast ratio of 2.34:1 and white text 8.97:1. WCAG asks for at least 4.5:1 for normal text.