#511E63#511E63

#511E63 is a dark, vivid purple. Relative luminance 0.036; OKLCH L 34.5% C 0.123 H 316.1°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#511E63
RGB	rgb(81, 30, 99)
HSL	hsl(284, 53%, 25%)
HSV	hsv(284, 70%, 39%)
CMYK	cmyk(18.2%, 69.7%, 0%, 61.2%)
CIE-LAB	lab(22.23, 35.51, -30.43)
CIE-LCH	lch(22.23, 46.77, 319.41°)
OKLab	oklab(34.5% 0.0886 -0.0854)
OKLCH	oklch(34.5% 0.123 316.1)
XYZ	xyz(6.1094, 3.5790, 12.1709)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 5.10

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E63 #30631E

analogous

#2F1E63 #511E63 #631E52

triadic

#511E63 #63511E #1E6351

tetradic

#511E63 #632F1E #30631E #1E5263

square

#511E63 #632F1E #30631E #1E5263

split-complementary

#511E63 #52631E #1E632F

monochromatic

#130717 #2B1034 #511E63 #772C92 #9E3AC1

Accessibility & contrast

On white

12.24

#511E63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#511E63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E63

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E63	#FFFFFF	#000000	##FFFFFF
##511E63	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#023265

Deuteranopia (green-blind)

#1E3761

Tritanopia (blue-blind)

#502B3D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #511e63;
/* rgb */ color: rgb(81, 30, 99);
/* oklch */ color: oklch(34.5% 0.123 316.1);

Tailwind

colors: {
  custom: {
    50: '#845e90',
    500: '#511e63',
    950: '#000000',
  },
}

SCSS

$custom: #511e63;
$custom-light: #845e90;
$custom-dark: #000000;

JSON

{
  "hex": "#511e63",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 99
  },
  "hsl": {
    "h": 284.348,
    "s": 53.488,
    "l": 25.294
  },
  "oklch": {
    "l": 0.34496,
    "c": 0.12309,
    "h": 316.1
  },
  "luminance": 0.03579
}

Semantic roles & 50–950 ramp

primary

#511E63

secondary

#5B9845

accent

#DD4B71

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B050C

muted

#7C797D

Preview Lab

Preview with #511E63

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

Preview Lab → · Contrast checker → · Palette generator →