What color is #515C5B?

#515C5B is a gray, closest to the named color Crucible. It belongs to the gray family of colors.

What is the RGB value of #515C5B?

The RGB value is 81, 92, 91: 81 red, 92 green and 91 blue on a 0 to 255 scale.

What is the complementary color of #515C5B?

The complementary color is #5C5152, found by rotating the hue 180° on the color wheel.

Is black or white text better on #515C5B?

White text. Black text has a contrast ratio of 3.03:1 and white text 6.93:1. WCAG asks for at least 4.5:1 for normal text.

#515C5B color

#515C5B rgb(81, 92, 91)

Shades of gray

The hex color #515C5B is a gray.

In the RGB color model it is made of 31.8% red, 36.1% green and 35.7% blue (81, 92, 91).

Its hue angle is 175°, with 6% saturation and 34% lightness. For print, the CMYK equivalent is 12% cyan, 0% magenta, 1% yellow and 64% black.

The closest named color is Crucible (#555B59), a difference of 2.3 ΔE, a small difference.

White text is the more readable choice on this background (contrast 6.93:1).

#515C5B color codes

HEX	`#515C5B`
RGB	`rgb(81, 92, 91)`
RGB percent	`rgb(31.8%, 36.1%, 35.7%)`
HSL	`hsl(175, 6%, 34%)`
HSV / HSB	`hsv(175, 12%, 36%)`
CMYK	`cmyk(12%, 0%, 1%, 64%)`
CIE LAB	`lab(38.13, -4.49, -0.88)`
CIE LCH	`lch(38.13, 4.58, 191.06)`
CIE XYZ	`xyz(9.108, 10.159, 11.376)`
Decimal	`5332059`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #515C5B, 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 #515C5B	Ratio	AA	AAA	AA large
Sample text	3.03:1	Fail	Fail	Pass
Sample text	6.93:1	Pass	Fail	Pass

#515C5B as text on	Ratio	AA	AAA	AA large
Sample text	6.93:1	Pass	Fail	Pass
Sample text	3.03:1	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 #515C5B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #515c5b; }
.text { color: #515c5b; }
.border { border: 2px solid #515c5b; }
.transparent { background-color: rgb(81 92 91 / 50%); }
.gradient { background: linear-gradient(to right, #515c5b, #51585c); }

Background

Text color

Border

Similar colors

Closest common color name: Ebony.

Questions

What color is #515C5B?: #515C5B is a gray, closest to the named color Crucible. It belongs to the gray family of colors.
What is the RGB value of #515C5B?: The RGB value is 81, 92, 91: 81 red, 92 green and 91 blue on a 0 to 255 scale.
What is the complementary color of #515C5B?: The complementary color is #5C5152, found by rotating the hue 180° on the color wheel.
Is black or white text better on #515C5B?: White text. Black text has a contrast ratio of 3.03:1 and white text 6.93:1. WCAG asks for at least 4.5:1 for normal text.