What color is #004BAB?

#004BAB is a dark, vivid azure, closest to the named color Cobalt Blue. It belongs to the blue family of colors.

What is the RGB value of #004BAB?

The RGB value is 0, 75, 171: 0 red, 75 green and 171 blue on a 0 to 255 scale.

What is the complementary color of #004BAB?

The complementary color is #AB6000, found by rotating the hue 180° on the color wheel.

Is black or white text better on #004BAB?

White text. Black text has a contrast ratio of 2.59:1 and white text 8.09:1. WCAG asks for at least 4.5:1 for normal text.

#004BAB color

#004BAB rgb(0, 75, 171)

Shades of blue

The hex color #004BAB is a dark, vivid azure.

In the RGB color model it is made of 0% red, 29.4% green and 67.1% blue (0, 75, 171).

Its hue angle is 214°, with 100% saturation and 34% lightness. For print, the CMYK equivalent is 100% cyan, 56% magenta, 0% yellow and 33% black.

The closest named color is Cobalt Blue (#0047AB), a difference of 1.4 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 8.09:1).

#004BAB color codes

HEX	`#004BAB`
RGB	`rgb(0, 75, 171)`
RGB percent	`rgb(0%, 29.4%, 67.1%)`
HSL	`hsl(214, 100%, 34%)`
HSV / HSB	`hsv(214, 100%, 67%)`
CMYK	`cmyk(100%, 56%, 0%, 33%)`
CIE LAB	`lab(33.92, 19.78, -56.61)`
CIE LCH	`lch(33.92, 59.97, 289.26)`
CIE XYZ	`xyz(9.864, 7.971, 39.539)`
Decimal	`19371`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #004BAB, 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 #004BAB	Ratio	AA	AAA	AA large
Sample text	2.59:1	Fail	Fail	Fail
Sample text	8.09:1	Pass	Pass	Pass

#004BAB as text on	Ratio	AA	AAA	AA large
Sample text	8.09:1	Pass	Pass	Pass
Sample text	2.59:1	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 #004BAB looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #004bab; }
.text { color: #004bab; }
.border { border: 2px solid #004bab; }
.transparent { background-color: rgb(0 75 171 / 50%); }
.gradient { background: linear-gradient(to right, #004bab, #0b00ab); }

Background

Text color

Border

Similar colors

Questions

What color is #004BAB?: #004BAB is a dark, vivid azure, closest to the named color Cobalt Blue. It belongs to the blue family of colors.
What is the RGB value of #004BAB?: The RGB value is 0, 75, 171: 0 red, 75 green and 171 blue on a 0 to 255 scale.
What is the complementary color of #004BAB?: The complementary color is #AB6000, found by rotating the hue 180° on the color wheel.
Is black or white text better on #004BAB?: White text. Black text has a contrast ratio of 2.59:1 and white text 8.09:1. WCAG asks for at least 4.5:1 for normal text.