What color is #00105B?

#00105B is a very dark, vivid blue, closest to the named color Interstellar Blue. It belongs to the black family of colors.

What is the RGB value of #00105B?

The RGB value is 0, 16, 91: 0 red, 16 green and 91 blue on a 0 to 255 scale.

What is the complementary color of #00105B?

The complementary color is #5B4B00, found by rotating the hue 180° on the color wheel.

Is black or white text better on #00105B?

White text. Black text has a contrast ratio of 1.23:1 and white text 17.14:1. WCAG asks for at least 4.5:1 for normal text.

#00105B color

#00105B rgb(0, 16, 91)

Shades of black

The hex color #00105B is a very dark, vivid blue.

In the RGB color model it is made of 0% red, 6.3% green and 35.7% blue (0, 16, 91).

Its hue angle is 229°, with 100% saturation and 18% lightness. For print, the CMYK equivalent is 100% cyan, 82% magenta, 0% yellow and 64% black.

The closest named color is Interstellar Blue (#001155), a difference of 1.3 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 17.14:1).

#00105B color codes

HEX	`#00105B`
RGB	`rgb(0, 16, 91)`
RGB percent	`rgb(0%, 6.3%, 35.7%)`
HSL	`hsl(229, 100%, 18%)`
HSV / HSB	`hsv(229, 100%, 36%)`
CMYK	`cmyk(100%, 82%, 0%, 64%)`
CIE LAB	`lab(10, 27.64, -45.42)`
CIE LCH	`lch(10, 53.17, 301.32)`
CIE XYZ	`xyz(2.073, 1.126, 10.004)`
Decimal	`4187`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #00105B, 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 #00105B	Ratio	AA	AAA	AA large
Sample text	1.23:1	Fail	Fail	Fail
Sample text	17.14:1	Pass	Pass	Pass

#00105B as text on	Ratio	AA	AAA	AA large
Sample text	17.14:1	Pass	Pass	Pass
Sample text	1.23:1	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 #00105B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #00105b; }
.text { color: #00105b; }
.border { border: 2px solid #00105b; }
.transparent { background-color: rgb(0 16 91 / 50%); }
.gradient { background: linear-gradient(to right, #00105b, #1e005b); }

Background

Text color

Border

Similar colors

Questions

What color is #00105B?: #00105B is a very dark, vivid blue, closest to the named color Interstellar Blue. It belongs to the black family of colors.
What is the RGB value of #00105B?: The RGB value is 0, 16, 91: 0 red, 16 green and 91 blue on a 0 to 255 scale.
What is the complementary color of #00105B?: The complementary color is #5B4B00, found by rotating the hue 180° on the color wheel.
Is black or white text better on #00105B?: White text. Black text has a contrast ratio of 1.23:1 and white text 17.14:1. WCAG asks for at least 4.5:1 for normal text.