#511E64#511E64

#511E64 is a dark, vivid purple. Relative luminance 0.036; OKLCH L 34.6% C 0.124 H 315.5°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#511E64
RGB	rgb(81, 30, 100)
HSL	hsl(284, 54%, 25%)
HSV	hsv(284, 70%, 39%)
CMYK	cmyk(19%, 70%, 0%, 60.8%)
CIE-LAB	lab(22.30, 35.74, -30.98)
CIE-LCH	lch(22.30, 47.30, 319.09°)
OKLab	oklab(34.57% 0.0886 -0.087)
OKLCH	oklch(34.57% 0.124 315.5)
XYZ	xyz(6.1575, 3.5982, 12.4243)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 5.24

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E64 #31641E

analogous

#2E1E64 #511E64 #641E54

triadic

#511E64 #64511E #1E6451

tetradic

#511E64 #642E1E #31641E #1E5464

square

#511E64 #642E1E #31641E #1E5464

split-complementary

#511E64 #54641E #1E642E

monochromatic

#130718 #2B1035 #511E64 #772C93 #9D3AC2

Accessibility & contrast

On white

12.21

#511E64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#511E64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E64

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E64	#FFFFFF	#000000	##FFFFFF
##511E64	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003266

Deuteranopia (green-blind)

#1D3762

Tritanopia (blue-blind)

#502B3E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #511e64;
/* rgb */ color: rgb(81, 30, 100);
/* oklch */ color: oklch(34.6% 0.124 315.5);

Tailwind

colors: {
  custom: {
    50: '#845e90',
    500: '#511e64',
    950: '#000000',
  },
}

SCSS

$custom: #511e64;
$custom-light: #845e90;
$custom-dark: #000000;

JSON

{
  "hex": "#511e64",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 100
  },
  "hsl": {
    "h": 283.714,
    "s": 53.846,
    "l": 25.49
  },
  "oklch": {
    "l": 0.34567,
    "c": 0.12417,
    "h": 315.5
  },
  "luminance": 0.03598
}

Semantic roles & 50–950 ramp

primary

#511E64

secondary

#5C9945

accent

#DD4B72

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B050C

muted

#7C797D

Preview Lab

Preview with #511E64

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

Preview Lab → · Contrast checker → · Palette generator →