What color is #100C2B?

#100C2B is a very dark, moderate blue, closest to the named color Mysterious Depths. It belongs to the black family of colors.

What is the RGB value of #100C2B?

The RGB value is 16, 12, 43: 16 red, 12 green and 43 blue on a 0 to 255 scale.

What is the complementary color of #100C2B?

The complementary color is #272B0C, found by rotating the hue 180° on the color wheel.

Is black or white text better on #100C2B?

White text. Black text has a contrast ratio of 1.11:1 and white text 18.93:1. WCAG asks for at least 4.5:1 for normal text.

#100C2B color

#100C2B rgb(16, 12, 43)

Shades of black

The hex color #100C2B is a very dark, moderate blue.

In the RGB color model it is made of 6.3% red, 4.7% green and 16.9% blue (16, 12, 43).

Its hue angle is 248°, with 56% saturation and 11% lightness. For print, the CMYK equivalent is 63% cyan, 72% magenta, 0% yellow and 83% black.

The closest named color is Mysterious Depths (#060929), a difference of 2.7 ΔE, a small difference.

White text is the more readable choice on this background (contrast 18.93:1).

#100C2B color codes

HEX	`#100C2B`
RGB	`rgb(16, 12, 43)`
RGB percent	`rgb(6.3%, 4.7%, 16.9%)`
HSL	`hsl(248, 56%, 11%)`
HSV / HSB	`hsv(248, 72%, 17%)`
CMYK	`cmyk(63%, 72%, 0%, 83%)`
CIE LAB	`lab(4.95, 10.68, -19.57)`
CIE LCH	`lch(4.95, 22.29, 298.62)`
CIE XYZ	`xyz(0.781, 0.547, 2.35)`
Decimal	`1051691`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #100C2B, 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 #100C2B	Ratio	AA	AAA	AA large
Sample text	1.11:1	Fail	Fail	Fail
Sample text	18.93:1	Pass	Pass	Pass

#100C2B as text on	Ratio	AA	AAA	AA large
Sample text	18.93:1	Pass	Pass	Pass
Sample text	1.11:1	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 #100C2B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #100c2b; }
.text { color: #100c2b; }
.border { border: 2px solid #100c2b; }
.transparent { background-color: rgb(16 12 43 / 50%); }
.gradient { background: linear-gradient(to right, #100c2b, #200c2b); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Purple.

Questions

What color is #100C2B?: #100C2B is a very dark, moderate blue, closest to the named color Mysterious Depths. It belongs to the black family of colors.
What is the RGB value of #100C2B?: The RGB value is 16, 12, 43: 16 red, 12 green and 43 blue on a 0 to 255 scale.
What is the complementary color of #100C2B?: The complementary color is #272B0C, found by rotating the hue 180° on the color wheel.
Is black or white text better on #100C2B?: White text. Black text has a contrast ratio of 1.11:1 and white text 18.93:1. WCAG asks for at least 4.5:1 for normal text.