#511756#511756

#511756 is a dark, vivid purple. Relative luminance 0.030; OKLCH L 32.7% C 0.120 H 324.5°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#511756
RGB	rgb(81, 23, 86)
HSL	hsl(295, 58%, 21%)
HSV	hsv(295, 73%, 34%)
CMYK	cmyk(5.8%, 73.3%, 0%, 66.3%)
CIE-LAB	lab(20.18, 36.02, -25.08)
CIE-LCH	lch(20.18, 43.89, 325.15°)
OKLab	oklab(32.75% 0.0977 -0.0697)
OKLCH	oklch(32.75% 0.12 324.5)
XYZ	xyz(5.3793, 3.0343, 9.1046)
Luminance	0.0303 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511756 #1C5617

analogous

#321756 #511756 #56173C

triadic

#511756 #565117 #175651

tetradic

#511756 #563217 #1C5617 #173C56

square

#511756 #563217 #1C5617 #173C56

split-complementary

#511756 #3C5617 #175632

monochromatic

#170618 #240A26 #511756 #7E2486 #AC31B7

Accessibility & contrast

On white

13.07

#511756 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#511756 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511756

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511756	#FFFFFF	#000000	##FFFFFF
##511756	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082C58

Deuteranopia (green-blind)

#223354

Tritanopia (blue-blind)

#532134

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #511756;
/* rgb */ color: rgb(81, 23, 86);
/* oklch */ color: oklch(32.7% 0.120 324.5);

Tailwind

colors: {
  custom: {
    50: '#845a86',
    500: '#511756',
    950: '#000000',
  },
}

SCSS

$custom: #511756;
$custom-light: #845a86;
$custom-dark: #000000;

JSON

{
  "hex": "#511756",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 86
  },
  "hsl": {
    "h": 295.238,
    "s": 57.798,
    "l": 21.373
  },
  "oklch": {
    "l": 0.32747,
    "c": 0.12006,
    "h": 324.5
  },
  "luminance": 0.03034
}

Semantic roles & 50–950 ramp

primary

#511756

secondary

#428D3C

accent

#E14753

background

#F8F5F8

surface

#EFE9EF

border

#CAC5CA

text

#0B040B

muted

#7C797C

Preview Lab

Preview with #511756

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →