#511C4D#511C4D

#511C4D is a dark, moderate purple. Relative luminance 0.031; OKLCH L 32.8% C 0.104 H 330.7°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#511C4D
RGB	rgb(81, 28, 77)
HSL	hsl(305, 49%, 21%)
HSV	hsv(305, 65%, 32%)
CMYK	cmyk(0%, 65.4%, 4.9%, 68.2%)
CIE-LAB	lab(20.50, 31.84, -18.50)
CIE-LCH	lch(20.50, 36.82, 329.84°)
OKLab	oklab(32.81% 0.0904 -0.0507)
OKLCH	oklch(32.81% 0.104 330.7)
XYZ	xyz(5.1481, 3.1160, 7.3500)
Luminance	0.0312 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C4D #1C5120

analogous

#3B1C51 #511C4D #511C33

triadic

#511C4D #4D511C #1C4D51

tetradic

#511C4D #513B1C #1C5120 #1C3351

square

#511C4D #513B1C #1C5120 #1C3351

split-complementary

#511C4D #33511C #1C513B

monochromatic

#170816 #240C22 #511C4D #7E2C78 #AC3BA3

Accessibility & contrast

On white

12.94

#511C4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#511C4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C4D

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C4D	#FFFFFF	#000000	##FFFFFF
##511C4D	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#192D4F

Deuteranopia (green-blind)

#2A344C

Tritanopia (blue-blind)

#542131

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #511c4d;
/* rgb */ color: rgb(81, 28, 77);
/* oklch */ color: oklch(32.8% 0.104 330.7);

Tailwind

colors: {
  custom: {
    50: '#845c7f',
    500: '#511c4d',
    950: '#000000',
  },
}

SCSS

$custom: #511c4d;
$custom-light: #845c7f;
$custom-dark: #000000;

JSON

{
  "hex": "#511c4d",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 77
  },
  "hsl": {
    "h": 304.528,
    "s": 48.624,
    "l": 21.373
  },
  "oklch": {
    "l": 0.32806,
    "c": 0.10367,
    "h": 330.7
  },
  "luminance": 0.03116
}

Semantic roles & 50–950 ramp

primary

#511C4D

secondary

#428747

accent

#D85A50

background

#F8F5F7

surface

#EFE9EE

border

#CAC5C9

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #511C4D

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

Preview Lab → · Contrast checker → · Palette generator →