What color is #103B64?

#103B64 is a dark, moderate azure, closest to the named color Lost in Space. It belongs to the blue family of colors.

What is the RGB value of #103B64?

The RGB value is 16, 59, 100: 16 red, 59 green and 100 blue on a 0 to 255 scale.

What is the complementary color of #103B64?

The complementary color is #643910, found by rotating the hue 180° on the color wheel.

Is black or white text better on #103B64?

White text. Black text has a contrast ratio of 1.83:1 and white text 11.47:1. WCAG asks for at least 4.5:1 for normal text.

#103B64 color

#103B64 rgb(16, 59, 100)

Shades of blue

The hex color #103B64 is a dark, moderate azure.

In the RGB color model it is made of 6.3% red, 23.1% green and 39.2% blue (16, 59, 100).

Its hue angle is 209°, with 72% saturation and 23% lightness. For print, the CMYK equivalent is 84% cyan, 41% magenta, 0% yellow and 61% black.

The closest named color is Lost in Space (#03386A), a difference of 1.7 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 11.47:1).

#103B64 color codes

HEX	`#103B64`
RGB	`rgb(16, 59, 100)`
RGB percent	`rgb(6.3%, 23.1%, 39.2%)`
HSL	`hsl(209, 72%, 23%)`
HSV / HSB	`hsv(209, 84%, 39%)`
CMYK	`cmyk(84%, 41%, 0%, 61%)`
CIE LAB	`lab(24.19, 1.81, -28.28)`
CIE LCH	`lch(24.19, 28.34, 273.66)`
CIE XYZ	`xyz(4.077, 4.158, 12.642)`
Decimal	`1063780`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #103B64, 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 #103B64	Ratio	AA	AAA	AA large
Sample text	1.83:1	Fail	Fail	Fail
Sample text	11.47:1	Pass	Pass	Pass

#103B64 as text on	Ratio	AA	AAA	AA large
Sample text	11.47:1	Pass	Pass	Pass
Sample text	1.83:1	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 #103B64 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #103b64; }
.text { color: #103b64; }
.border { border: 2px solid #103b64; }
.transparent { background-color: rgb(16 59 100 / 50%); }
.gradient { background: linear-gradient(to right, #103b64, #101164); }

Background

Text color

Border

Similar colors

Questions

What color is #103B64?: #103B64 is a dark, moderate azure, closest to the named color Lost in Space. It belongs to the blue family of colors.
What is the RGB value of #103B64?: The RGB value is 16, 59, 100: 16 red, 59 green and 100 blue on a 0 to 255 scale.
What is the complementary color of #103B64?: The complementary color is #643910, found by rotating the hue 180° on the color wheel.
Is black or white text better on #103B64?: White text. Black text has a contrast ratio of 1.83:1 and white text 11.47:1. WCAG asks for at least 4.5:1 for normal text.