What color is #00277B?

#00277B is a dark, vivid blue, closest to the named color Long-Haul Flight. It belongs to the blue family of colors.

What is the RGB value of #00277B?

The RGB value is 0, 39, 123: 0 red, 39 green and 123 blue on a 0 to 255 scale.

What is the complementary color of #00277B?

The complementary color is #7B5400, found by rotating the hue 180° on the color wheel.

Is black or white text better on #00277B?

White text. Black text has a contrast ratio of 1.58:1 and white text 13.32:1. WCAG asks for at least 4.5:1 for normal text.

#00277B color

#00277B rgb(0, 39, 123)

Shades of blue

The hex color #00277B is a dark, vivid blue.

In the RGB color model it is made of 0% red, 15.3% green and 48.2% blue (0, 39, 123).

Its hue angle is 221°, with 100% saturation and 24% lightness. For print, the CMYK equivalent is 100% cyan, 68% magenta, 0% yellow and 52% black.

The closest named color is Long-Haul Flight (#002277), a difference of 1.6 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 13.32:1).

#00277B color codes

HEX	`#00277B`
RGB	`rgb(0, 39, 123)`
RGB percent	`rgb(0%, 15.3%, 48.2%)`
HSL	`hsl(221, 100%, 24%)`
HSV / HSB	`hsv(221, 100%, 48%)`
CMYK	`cmyk(100%, 68%, 0%, 52%)`
CIE LAB	`lab(19.56, 24.88, -50.58)`
CIE LCH	`lch(19.56, 56.37, 296.19)`
CIE XYZ	`xyz(4.299, 2.881, 19.064)`
Decimal	`10107`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #00277B, 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 #00277B	Ratio	AA	AAA	AA large
Sample text	1.58:1	Fail	Fail	Fail
Sample text	13.32:1	Pass	Pass	Pass

#00277B as text on	Ratio	AA	AAA	AA large
Sample text	13.32:1	Pass	Pass	Pass
Sample text	1.58:1	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 #00277B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #00277b; }
.text { color: #00277b; }
.border { border: 2px solid #00277b; }
.transparent { background-color: rgb(0 39 123 / 50%); }
.gradient { background: linear-gradient(to right, #00277b, #17007b); }

Background

Text color

Border

Similar colors

Closest common color name: Midnight Blue.

Questions

What color is #00277B?: #00277B is a dark, vivid blue, closest to the named color Long-Haul Flight. It belongs to the blue family of colors.
What is the RGB value of #00277B?: The RGB value is 0, 39, 123: 0 red, 39 green and 123 blue on a 0 to 255 scale.
What is the complementary color of #00277B?: The complementary color is #7B5400, found by rotating the hue 180° on the color wheel.
Is black or white text better on #00277B?: White text. Black text has a contrast ratio of 1.58:1 and white text 13.32:1. WCAG asks for at least 4.5:1 for normal text.