#511C5D#511C5D

#511C5D is a dark, moderate purple. Relative luminance 0.034; OKLCH L 33.8% C 0.120 H 319.7°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#511C5D
RGB	rgb(81, 28, 93)
HSL	hsl(289, 54%, 24%)
HSV	hsv(289, 70%, 36%)
CMYK	cmyk(12.9%, 69.9%, 0%, 63.5%)
CIE-LAB	lab(21.47, 35.16, -27.69)
CIE-LCH	lch(21.47, 44.75, 321.78°)
OKLab	oklab(33.82% 0.0914 -0.0774)
OKLCH	oklch(33.82% 0.12 319.7)
XYZ	xyz(5.7841, 3.3704, 10.6997)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C5D #285D1C

analogous

#301C5D #511C5D #5D1C48

triadic

#511C5D #5D511C #1C5D51

tetradic

#511C5D #5D301C #285D1C #1C485D

square

#511C5D #5D301C #285D1C #1C485D

split-complementary

#511C5D #485D1C #1C5D30

monochromatic

#140718 #280E2E #511C5D #7A2A8C #A338BB

Accessibility & contrast

On white

12.54

#511C5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#511C5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C5D

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C5D	#FFFFFF	#000000	##FFFFFF
##511C5D	1.00	12.54	1.67	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08305F

Deuteranopia (green-blind)

#21355B

Tritanopia (blue-blind)

#51273A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #511c5d;
/* rgb */ color: rgb(81, 28, 93);
/* oklch */ color: oklch(33.8% 0.120 319.7);

Tailwind

colors: {
  custom: {
    50: '#845d8b',
    500: '#511c5d',
    950: '#000000',
  },
}

SCSS

$custom: #511c5d;
$custom-light: #845d8b;
$custom-dark: #000000;

JSON

{
  "hex": "#511c5d",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 93
  },
  "hsl": {
    "h": 288.923,
    "s": 53.719,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33821,
    "c": 0.11973,
    "h": 319.7
  },
  "luminance": 0.0337
}

Semantic roles & 50–950 ramp

primary

#511C5D

secondary

#519242

accent

#DD4B66

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #511C5D

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

Preview Lab → · Contrast checker → · Palette generator →