What color is #2B6378?

#2B6378 is a dark, desaturated azure, closest to the named color Atlantis. It belongs to the blue family of colors.

What is the RGB value of #2B6378?

The RGB value is 43, 99, 120: 43 red, 99 green and 120 blue on a 0 to 255 scale.

What is the complementary color of #2B6378?

The complementary color is #78402B, found by rotating the hue 180° on the color wheel.

Is black or white text better on #2B6378?

White text. Black text has a contrast ratio of 3.16:1 and white text 6.65:1. WCAG asks for at least 4.5:1 for normal text.

#2B6378 color

#2B6378 rgb(43, 99, 120)

Shades of blue

The hex color #2B6378 is a dark, desaturated azure.

In the RGB color model it is made of 16.9% red, 38.8% green and 47.1% blue (43, 99, 120).

Its hue angle is 196°, with 47% saturation and 32% lightness. For print, the CMYK equivalent is 64% cyan, 18% magenta, 0% yellow and 53% black.

The closest named color is Atlantis (#336172), a difference of 1.7 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 6.65:1).

#2B6378 color codes

HEX	`#2B6378`
RGB	`rgb(43, 99, 120)`
RGB percent	`rgb(16.9%, 38.8%, 47.1%)`
HSL	`hsl(196, 47%, 32%)`
HSV / HSB	`hsv(196, 64%, 47%)`
CMYK	`cmyk(64%, 18%, 0%, 53%)`
CIE LAB	`lab(39.23, -11.46, -17.29)`
CIE LCH	`lch(39.23, 20.74, 236.46)`
CIE XYZ	`xyz(8.847, 10.792, 19.383)`
Decimal	`2843512`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #2B6378, 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 #2B6378	Ratio	AA	AAA	AA large
Sample text	3.16:1	Fail	Fail	Pass
Sample text	6.65:1	Pass	Fail	Pass

#2B6378 as text on	Ratio	AA	AAA	AA large
Sample text	6.65:1	Pass	Fail	Pass
Sample text	3.16:1	Fail	Fail	Pass

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 #2B6378 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #2b6378; }
.text { color: #2b6378; }
.border { border: 2px solid #2b6378; }
.transparent { background-color: rgb(43 99 120 / 50%); }
.gradient { background: linear-gradient(to right, #2b6378, #2b3c78); }

Background

Text color

Border

Similar colors

Closest common color name: Cerulean.

Questions

What color is #2B6378?: #2B6378 is a dark, desaturated azure, closest to the named color Atlantis. It belongs to the blue family of colors.
What is the RGB value of #2B6378?: The RGB value is 43, 99, 120: 43 red, 99 green and 120 blue on a 0 to 255 scale.
What is the complementary color of #2B6378?: The complementary color is #78402B, found by rotating the hue 180° on the color wheel.
Is black or white text better on #2B6378?: White text. Black text has a contrast ratio of 3.16:1 and white text 6.65:1. WCAG asks for at least 4.5:1 for normal text.