What color is #511C77?

#511C77 is a dark, moderate violet, closest to the named color Velvet Vortex. It belongs to the purple family of colors.

What is the RGB value of #511C77?

The RGB value is 81, 28, 119: 81 red, 28 green and 119 blue on a 0 to 255 scale.

What is the complementary color of #511C77?

The complementary color is #42771C, found by rotating the hue 180° on the color wheel.

Is black or white text better on #511C77?

White text. Black text has a contrast ratio of 1.78:1 and white text 11.78:1. WCAG asks for at least 4.5:1 for normal text.

#511C77 color

#511C77 rgb(81, 28, 119)

Shades of purple

The hex color #511C77 is a dark, moderate violet.

In the RGB color model it is made of 31.8% red, 11% green and 46.7% blue (81, 28, 119).

Its hue angle is 275°, with 62% saturation and 29% lightness. For print, the CMYK equivalent is 32% cyan, 76% magenta, 0% yellow and 53% black.

The closest named color is Velvet Vortex (#540D6E), a difference of 2.9 ΔE, a small difference.

White text is the more readable choice on this background (contrast 11.78:1).

#511C77 color codes

HEX	`#511C77`
RGB	`rgb(81, 28, 119)`
RGB percent	`rgb(31.8%, 11%, 46.7%)`
HSL	`hsl(275, 62%, 29%)`
HSV / HSB	`hsv(275, 76%, 47%)`
CMYK	`cmyk(32%, 76%, 0%, 53%)`
CIE LAB	`lab(23.38, 41.22, -41.52)`
CIE LCH	`lch(23.38, 58.51, 314.79)`
CIE XYZ	`xyz(7.138, 3.912, 17.828)`
Decimal	`5315703`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #511C77, 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 #511C77	Ratio	AA	AAA	AA large
Sample text	1.78:1	Fail	Fail	Fail
Sample text	11.78:1	Pass	Pass	Pass

#511C77 as text on	Ratio	AA	AAA	AA large
Sample text	11.78:1	Pass	Pass	Pass
Sample text	1.78:1	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 #511C77 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #511c77; }
.text { color: #511c77; }
.border { border: 2px solid #511c77; }
.transparent { background-color: rgb(81 28 119 / 50%); }
.gradient { background: linear-gradient(to right, #511c77, #771c70); }

Background

Text color

Border

Similar colors

Closest common color name: Indigo.

Questions

What color is #511C77?: #511C77 is a dark, moderate violet, closest to the named color Velvet Vortex. It belongs to the purple family of colors.
What is the RGB value of #511C77?: The RGB value is 81, 28, 119: 81 red, 28 green and 119 blue on a 0 to 255 scale.
What is the complementary color of #511C77?: The complementary color is #42771C, found by rotating the hue 180° on the color wheel.
Is black or white text better on #511C77?: White text. Black text has a contrast ratio of 1.78:1 and white text 11.78:1. WCAG asks for at least 4.5:1 for normal text.