What color is #15174C?

#15174C is a very dark, moderate blue, closest to the named color Deadly Depths. It belongs to the black family of colors.

What is the RGB value of #15174C?

The RGB value is 21, 23, 76: 21 red, 23 green and 76 blue on a 0 to 255 scale.

What is the complementary color of #15174C?

The complementary color is #4C4A15, found by rotating the hue 180° on the color wheel.

Is black or white text better on #15174C?

White text. Black text has a contrast ratio of 1.26:1 and white text 16.68:1. WCAG asks for at least 4.5:1 for normal text.

#15174C color

#15174C rgb(21, 23, 76)

Shades of black

The hex color #15174C is a very dark, moderate blue.

In the RGB color model it is made of 8.2% red, 9% green and 29.8% blue (21, 23, 76).

Its hue angle is 238°, with 57% saturation and 19% lightness. For print, the CMYK equivalent is 72% cyan, 70% magenta, 0% yellow and 70% black.

The closest named color is Deadly Depths (#111144), a difference of 1.9 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 16.68:1).

#15174C color codes

HEX	`#15174C`
RGB	`rgb(21, 23, 76)`
RGB percent	`rgb(8.2%, 9%, 29.8%)`
HSL	`hsl(238, 57%, 19%)`
HSV / HSB	`hsv(238, 72%, 30%)`
CMYK	`cmyk(72%, 70%, 0%, 70%)`
CIE LAB	`lab(11.23, 18.79, -33.11)`
CIE LCH	`lch(11.23, 38.07, 299.57)`
CIE XYZ	`xyz(1.92, 1.294, 6.985)`
Decimal	`1382220`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #15174C, 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 #15174C	Ratio	AA	AAA	AA large
Sample text	1.26:1	Fail	Fail	Fail
Sample text	16.68:1	Pass	Pass	Pass

#15174C as text on	Ratio	AA	AAA	AA large
Sample text	16.68:1	Pass	Pass	Pass
Sample text	1.26:1	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 #15174C looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #15174c; }
.text { color: #15174c; }
.border { border: 2px solid #15174c; }
.transparent { background-color: rgb(21 23 76 / 50%); }
.gradient { background: linear-gradient(to right, #15174c, #2f154c); }

Background

Text color

Border

Similar colors

Closest common color name: Midnight Blue.

Questions

What color is #15174C?: #15174C is a very dark, moderate blue, closest to the named color Deadly Depths. It belongs to the black family of colors.
What is the RGB value of #15174C?: The RGB value is 21, 23, 76: 21 red, 23 green and 76 blue on a 0 to 255 scale.
What is the complementary color of #15174C?: The complementary color is #4C4A15, found by rotating the hue 180° on the color wheel.
Is black or white text better on #15174C?: White text. Black text has a contrast ratio of 1.26:1 and white text 16.68:1. WCAG asks for at least 4.5:1 for normal text.