What color is #515A68?

#515A68 is a dark, grayish azure, closest to the named color Storm Rising. It belongs to the gray family of colors.

What is the RGB value of #515A68?

The RGB value is 81, 90, 104: 81 red, 90 green and 104 blue on a 0 to 255 scale.

What is the complementary color of #515A68?

The complementary color is #685F51, found by rotating the hue 180° on the color wheel.

Is black or white text better on #515A68?

White text. Black text has a contrast ratio of 3.01:1 and white text 6.97:1. WCAG asks for at least 4.5:1 for normal text.

#515A68 color

#515A68 rgb(81, 90, 104)

Shades of gray

The hex color #515A68 is a dark, grayish azure.

In the RGB color model it is made of 31.8% red, 35.3% green and 40.8% blue (81, 90, 104).

Its hue angle is 217°, with 12% saturation and 36% lightness. For print, the CMYK equivalent is 22% cyan, 13% magenta, 0% yellow and 59% black.

The closest named color is Storm Rising (#4D5A6B), a difference of 1.7 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 6.97:1).

#515A68 color codes

HEX	`#515A68`
RGB	`rgb(81, 90, 104)`
RGB percent	`rgb(31.8%, 35.3%, 40.8%)`
HSL	`hsl(217, 12%, 36%)`
HSV / HSB	`hsv(217, 22%, 41%)`
CMYK	`cmyk(22%, 13%, 0%, 59%)`
CIE LAB	`lab(37.95, -0.12, -9.19)`
CIE LCH	`lch(37.95, 9.19, 269.24)`
CIE XYZ	`xyz(9.548, 10.061, 14.533)`
Decimal	`5331560`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #515A68, 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 #515A68	Ratio	AA	AAA	AA large
Sample text	3.01:1	Fail	Fail	Pass
Sample text	6.97:1	Pass	Fail	Pass

#515A68 as text on	Ratio	AA	AAA	AA large
Sample text	6.97:1	Pass	Fail	Pass
Sample text	3.01:1	Fail	Fail	Pass

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 #515A68 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #515a68; }
.text { color: #515a68; }
.border { border: 2px solid #515a68; }
.transparent { background-color: rgb(81 90 104 / 50%); }
.gradient { background: linear-gradient(to right, #515a68, #535168); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #515A68?: #515A68 is a dark, grayish azure, closest to the named color Storm Rising. It belongs to the gray family of colors.
What is the RGB value of #515A68?: The RGB value is 81, 90, 104: 81 red, 90 green and 104 blue on a 0 to 255 scale.
What is the complementary color of #515A68?: The complementary color is #685F51, found by rotating the hue 180° on the color wheel.
Is black or white text better on #515A68?: White text. Black text has a contrast ratio of 3.01:1 and white text 6.97:1. WCAG asks for at least 4.5:1 for normal text.