What color is #515D63?

#515D63 is a dark, grayish azure, closest to the named color Lava Rock. It belongs to the gray family of colors.

What is the RGB value of #515D63?

The RGB value is 81, 93, 99: 81 red, 93 green and 99 blue on a 0 to 255 scale.

What is the complementary color of #515D63?

The complementary color is #635751, found by rotating the hue 180° on the color wheel.

Is black or white text better on #515D63?

White text. Black text has a contrast ratio of 3.1:1 and white text 6.78:1. WCAG asks for at least 4.5:1 for normal text.

#515D63 color

#515D63 rgb(81, 93, 99)

Shades of gray

The hex color #515D63 is a dark, grayish azure.

In the RGB color model it is made of 31.8% red, 36.5% green and 38.8% blue (81, 93, 99).

Its hue angle is 200°, with 10% saturation and 35% lightness. For print, the CMYK equivalent is 18% cyan, 6% magenta, 0% yellow and 61% black.

The closest named color is Lava Rock (#535E64), a difference of 0.6 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 6.78:1).

#515D63 color codes

HEX	`#515D63`
RGB	`rgb(81, 93, 99)`
RGB percent	`rgb(31.8%, 36.5%, 38.8%)`
HSL	`hsl(200, 10%, 35%)`
HSV / HSB	`hsv(200, 18%, 39%)`
CMYK	`cmyk(18%, 6%, 0%, 61%)`
CIE LAB	`lab(38.69, -3.2, -5)`
CIE LCH	`lch(38.69, 5.93, 237.34)`
CIE XYZ	`xyz(9.559, 10.479, 13.321)`
Decimal	`5332323`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #515D63, 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 #515D63	Ratio	AA	AAA	AA large
Sample text	3.1:1	Fail	Fail	Pass
Sample text	6.78:1	Pass	Fail	Pass

#515D63 as text on	Ratio	AA	AAA	AA large
Sample text	6.78:1	Pass	Fail	Pass
Sample text	3.1:1	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 #515D63 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #515d63; }
.text { color: #515d63; }
.border { border: 2px solid #515d63; }
.transparent { background-color: rgb(81 93 99 / 50%); }
.gradient { background: linear-gradient(to right, #515d63, #515463); }

Background

Text color

Border

Similar colors

Closest common color name: Dim Gray.

Questions

What color is #515D63?: #515D63 is a dark, grayish azure, closest to the named color Lava Rock. It belongs to the gray family of colors.
What is the RGB value of #515D63?: The RGB value is 81, 93, 99: 81 red, 93 green and 99 blue on a 0 to 255 scale.
What is the complementary color of #515D63?: The complementary color is #635751, found by rotating the hue 180° on the color wheel.
Is black or white text better on #515D63?: White text. Black text has a contrast ratio of 3.1:1 and white text 6.78:1. WCAG asks for at least 4.5:1 for normal text.