#511C5E#511C5E

#511C5E is a dark, vivid purple. Relative luminance 0.034; OKLCH L 33.9% C 0.121 H 319.1°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#511C5E
RGB	rgb(81, 28, 94)
HSL	hsl(288, 54%, 24%)
HSV	hsv(288, 70%, 37%)
CMYK	cmyk(13.8%, 70.2%, 0%, 63.1%)
CIE-LAB	lab(21.54, 35.38, -28.25)
CIE-LCH	lch(21.54, 45.27, 321.40°)
OKLab	oklab(33.89% 0.0914 -0.079)
OKLCH	oklch(33.89% 0.121 319.1)
XYZ	xyz(5.8287, 3.3883, 10.9345)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C5E #295E1C

analogous

#301C5E #511C5E #5E1C4A

triadic

#511C5E #5E511C #1C5E51

tetradic

#511C5E #5E301C #295E1C #1C4A5E

square

#511C5E #5E301C #295E1C #1C4A5E

split-complementary

#511C5E #4A5E1C #1C5E30

monochromatic

#140718 #280E2F #511C5E #7A2A8D #A238BC

Accessibility & contrast

On white

12.52

#511C5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#511C5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C5E

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C5E	#FFFFFF	#000000	##FFFFFF
##511C5E	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#063060

Deuteranopia (green-blind)

#20355C

Tritanopia (blue-blind)

#51283A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #511c5e;
/* rgb */ color: rgb(81, 28, 94);
/* oklch */ color: oklch(33.9% 0.121 319.1);

Tailwind

colors: {
  custom: {
    50: '#845d8c',
    500: '#511c5e',
    950: '#000000',
  },
}

SCSS

$custom: #511c5e;
$custom-light: #845d8c;
$custom-dark: #000000;

JSON

{
  "hex": "#511c5e",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 94
  },
  "hsl": {
    "h": 288.182,
    "s": 54.098,
    "l": 23.922
  },
  "oklch": {
    "l": 0.3389,
    "c": 0.12078,
    "h": 319.1
  },
  "luminance": 0.03388
}

Semantic roles & 50–950 ramp

primary

#511C5E

secondary

#529342

accent

#DD4A67

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511C5E

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

Preview Lab → · Contrast checker → · Palette generator →