What color is #10213B?

#10213B is a very dark, moderate azure, closest to the named color Trapped Darkness. It belongs to the blue family of colors.

What is the RGB value of #10213B?

The RGB value is 16, 33, 59: 16 red, 33 green and 59 blue on a 0 to 255 scale.

What is the complementary color of #10213B?

The complementary color is #3B2A10, found by rotating the hue 180° on the color wheel.

Is black or white text better on #10213B?

White text. Black text has a contrast ratio of 1.3:1 and white text 16.12:1. WCAG asks for at least 4.5:1 for normal text.

#10213B color

#10213B rgb(16, 33, 59)

Shades of blue

The hex color #10213B is a very dark, moderate azure.

In the RGB color model it is made of 6.3% red, 12.9% green and 23.1% blue (16, 33, 59).

Its hue angle is 216°, with 57% saturation and 15% lightness. For print, the CMYK equivalent is 73% cyan, 44% magenta, 0% yellow and 77% black.

The closest named color is Trapped Darkness (#0E1D32), a difference of 2.3 ΔE, a small difference.

White text is the more readable choice on this background (contrast 16.12:1).

#10213B color codes

HEX	`#10213B`
RGB	`rgb(16, 33, 59)`
RGB percent	`rgb(6.3%, 12.9%, 23.1%)`
HSL	`hsl(216, 57%, 15%)`
HSV / HSB	`hsv(216, 73%, 23%)`
CMYK	`cmyk(73%, 44%, 0%, 77%)`
CIE LAB	`lab(12.69, 3.02, -18.89)`
CIE LCH	`lch(12.69, 19.13, 279.1)`
CIE XYZ	`xyz(1.547, 1.513, 4.347)`
Decimal	`1057083`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #10213B, 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 #10213B	Ratio	AA	AAA	AA large
Sample text	1.3:1	Fail	Fail	Fail
Sample text	16.12:1	Pass	Pass	Pass

#10213B as text on	Ratio	AA	AAA	AA large
Sample text	16.12:1	Pass	Pass	Pass
Sample text	1.3:1	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 #10213B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #10213b; }
.text { color: #10213b; }
.border { border: 2px solid #10213b; }
.transparent { background-color: rgb(16 33 59 / 50%); }
.gradient { background: linear-gradient(to right, #10213b, #15103b); }

Background

Text color

Border

Similar colors

Questions

What color is #10213B?: #10213B is a very dark, moderate azure, closest to the named color Trapped Darkness. It belongs to the blue family of colors.
What is the RGB value of #10213B?: The RGB value is 16, 33, 59: 16 red, 33 green and 59 blue on a 0 to 255 scale.
What is the complementary color of #10213B?: The complementary color is #3B2A10, found by rotating the hue 180° on the color wheel.
Is black or white text better on #10213B?: White text. Black text has a contrast ratio of 1.3:1 and white text 16.12:1. WCAG asks for at least 4.5:1 for normal text.