What color is #10173A?

#10173A 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 #10173A?

The RGB value is 16, 23, 58: 16 red, 23 green and 58 blue on a 0 to 255 scale.

What is the complementary color of #10173A?

The complementary color is #3A3310, found by rotating the hue 180° on the color wheel.

Is black or white text better on #10173A?

White text. Black text has a contrast ratio of 1.21:1 and white text 17.42:1. WCAG asks for at least 4.5:1 for normal text.

#10173A color

#10173A rgb(16, 23, 58)

Shades of black

The hex color #10173A is a very dark, moderate blue.

In the RGB color model it is made of 6.3% red, 9% green and 22.7% blue (16, 23, 58).

Its hue angle is 230°, with 57% saturation and 15% lightness. For print, the CMYK equivalent is 72% cyan, 60% magenta, 0% yellow and 77% black.

The closest named color is Infinite Night (#071037), a difference of 2.3 ΔE, a small difference.

White text is the more readable choice on this background (contrast 17.42:1).

#10173A color codes

HEX	`#10173A`
RGB	`rgb(16, 23, 58)`
RGB percent	`rgb(6.3%, 9%, 22.7%)`
HSL	`hsl(230, 57%, 15%)`
HSV / HSB	`hsv(230, 72%, 23%)`
CMYK	`cmyk(72%, 60%, 0%, 77%)`
CIE LAB	`lab(9.23, 10.34, -23.72)`
CIE LCH	`lch(9.23, 25.88, 293.55)`
CIE XYZ	`xyz(1.284, 1.028, 4.133)`
Decimal	`1054522`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #10173A, 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 #10173A	Ratio	AA	AAA	AA large
Sample text	1.21:1	Fail	Fail	Fail
Sample text	17.42:1	Pass	Pass	Pass

#10173A as text on	Ratio	AA	AAA	AA large
Sample text	17.42:1	Pass	Pass	Pass
Sample text	1.21:1	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 #10173A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #10173a; }
.text { color: #10173a; }
.border { border: 2px solid #10173a; }
.transparent { background-color: rgb(16 23 58 / 50%); }
.gradient { background: linear-gradient(to right, #10173a, #1e103a); }

Background

Text color

Border

Similar colors

Closest common color name: Oxford Blue.

Questions

What color is #10173A?: #10173A 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 #10173A?: The RGB value is 16, 23, 58: 16 red, 23 green and 58 blue on a 0 to 255 scale.
What is the complementary color of #10173A?: The complementary color is #3A3310, found by rotating the hue 180° on the color wheel.
Is black or white text better on #10173A?: White text. Black text has a contrast ratio of 1.21:1 and white text 17.42:1. WCAG asks for at least 4.5:1 for normal text.