What color is #100D35?

#100D35 is a very dark, moderate blue, closest to the named color Infinite Night. It belongs to the black family of colors.

What is the RGB value of #100D35?

The RGB value is 16, 13, 53: 16 red, 13 green and 53 blue on a 0 to 255 scale.

What is the complementary color of #100D35?

The complementary color is #32350D, found by rotating the hue 180° on the color wheel.

Is black or white text better on #100D35?

White text. Black text has a contrast ratio of 1.13:1 and white text 18.57:1. WCAG asks for at least 4.5:1 for normal text.

#100D35 color

#100D35 rgb(16, 13, 53)

Shades of black

The hex color #100D35 is a very dark, moderate blue.

In the RGB color model it is made of 6.3% red, 5.1% green and 20.8% blue (16, 13, 53).

Its hue angle is 245°, with 61% saturation and 13% lightness. For print, the CMYK equivalent is 70% cyan, 75% magenta, 0% yellow and 79% black.

The closest named color is Infinite Night (#071037), a difference of 2.5 ΔE, a small difference.

White text is the more readable choice on this background (contrast 18.57:1).

#100D35 color codes

HEX	`#100D35`
RGB	`rgb(16, 13, 53)`
RGB percent	`rgb(6.3%, 5.1%, 20.8%)`
HSL	`hsl(245, 61%, 13%)`
HSV / HSB	`hsv(245, 75%, 21%)`
CMYK	`cmyk(70%, 75%, 0%, 79%)`
CIE LAB	`lab(5.92, 15.09, -25.45)`
CIE LCH	`lch(5.92, 29.59, 300.68)`
CIE XYZ	`xyz(1, 0.655, 3.441)`
Decimal	`1051957`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #100D35, 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 #100D35	Ratio	AA	AAA	AA large
Sample text	1.13:1	Fail	Fail	Fail
Sample text	18.57:1	Pass	Pass	Pass

#100D35 as text on	Ratio	AA	AAA	AA large
Sample text	18.57:1	Pass	Pass	Pass
Sample text	1.13:1	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 #100D35 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #100d35; }
.text { color: #100d35; }
.border { border: 2px solid #100d35; }
.transparent { background-color: rgb(16 13 53 / 50%); }
.gradient { background: linear-gradient(to right, #100d35, #240d35); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #100D35?: #100D35 is a very dark, moderate blue, closest to the named color Infinite Night. It belongs to the black family of colors.
What is the RGB value of #100D35?: The RGB value is 16, 13, 53: 16 red, 13 green and 53 blue on a 0 to 255 scale.
What is the complementary color of #100D35?: The complementary color is #32350D, found by rotating the hue 180° on the color wheel.
Is black or white text better on #100D35?: White text. Black text has a contrast ratio of 1.13:1 and white text 18.57:1. WCAG asks for at least 4.5:1 for normal text.