#511D67#511D67

#511D67 is a dark, vivid purple. Relative luminance 0.036; OKLCH L 34.7% C 0.129 H 314.1°. Best body text is #FFFFFF at 12.20:1 contrast (WCAG AA passes).

Color values

HEX	#511D67
RGB	rgb(81, 29, 103)
HSL	hsl(282, 56%, 26%)
HSV	hsv(282, 72%, 40%)
CMYK	cmyk(21.4%, 71.8%, 0%, 59.6%)
CIE-LAB	lab(22.33, 36.93, -32.89)
CIE-LCH	lch(22.33, 49.45, 318.31°)
OKLab	oklab(34.66% 0.0896 -0.0926)
OKLCH	oklch(34.66% 0.129 314.1)
XYZ	xyz(6.2805, 3.6075, 13.1948)
Luminance	0.0361 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511D67 #33671D

analogous

#2C1D67 #511D67 #671D58

triadic

#511D67 #67511D #1D6751

tetradic

#511D67 #672C1D #33671D #1D5867

square

#511D67 #672C1D #33671D #1D5867

split-complementary

#511D67 #58671D #1D672C

monochromatic

#130718 #2B1037 #511D67 #772A97 #9C38C7

Accessibility & contrast

On white

12.20

#511D67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#511D67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511D67

12.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511D67	#FFFFFF	#000000	##FFFFFF
##511D67	1.00	12.20	1.72	12.20
#FFFFFF	12.20	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003369

Deuteranopia (green-blind)

#193765

Tritanopia (blue-blind)

#4F2C3F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #511d67;
/* rgb */ color: rgb(81, 29, 103);
/* oklch */ color: oklch(34.7% 0.129 314.1);

Tailwind

colors: {
  custom: {
    50: '#855e93',
    500: '#511d67',
    950: '#000000',
  },
}

SCSS

$custom: #511d67;
$custom-light: #855e93;
$custom-dark: #000000;

JSON

{
  "hex": "#511d67",
  "rgb": {
    "r": 81,
    "g": 29,
    "b": 103
  },
  "hsl": {
    "h": 282.162,
    "s": 56.061,
    "l": 25.882
  },
  "oklch": {
    "l": 0.34658,
    "c": 0.12887,
    "h": 314.1
  },
  "luminance": 0.03607
}

Semantic roles & 50–950 ramp

primary

#511D67

secondary

#5E9C44

accent

#DF4875

background

#F8F5F9

surface

#EFE9F1

border

#CAC5CB

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #511D67

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

Preview Lab → · Contrast checker → · Palette generator →