#511B53#511B53

#511B53 is a dark, moderate purple. Relative luminance 0.032; OKLCH L 33.0% C 0.111 H 326.3°. Best body text is #FFFFFF at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#511B53
RGB	rgb(81, 27, 83)
HSL	hsl(298, 51%, 22%)
HSV	hsv(298, 67%, 33%)
CMYK	cmyk(2.4%, 67.5%, 0%, 67.5%)
CIE-LAB	lab(20.67, 33.53, -22.29)
CIE-LCH	lch(20.67, 40.27, 326.39°)
OKLab	oklab(33.04% 0.0924 -0.0617)
OKLCH	oklch(33.04% 0.111 326.3)
XYZ	xyz(5.3465, 3.1581, 8.5099)
Luminance	0.0316 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511B53 #1D531B

analogous

#351B53 #511B53 #531B39

triadic

#511B53 #53511B #1B5351

tetradic

#511B53 #53351B #1D531B #1B3953

square

#511B53 #53351B #1D531B #1B3953

split-complementary

#511B53 #39531B #1B5335

monochromatic

#170817 #240C25 #511B53 #7E2A81 #AB39AF

Accessibility & contrast

On white

12.87

#511B53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#511B53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511B53

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511B53	#FFFFFF	#000000	##FFFFFF
##511B53	1.00	12.87	1.63	12.87
#FFFFFF	12.87	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#132D55

Deuteranopia (green-blind)

#273451

Tritanopia (blue-blind)

#532334

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #511b53;
/* rgb */ color: rgb(81, 27, 83);
/* oklch */ color: oklch(33.0% 0.111 326.3);

Tailwind

colors: {
  custom: {
    50: '#845c83',
    500: '#511b53',
    950: '#000000',
  },
}

SCSS

$custom: #511b53;
$custom-light: #845c83;
$custom-dark: #000000;

JSON

{
  "hex": "#511b53",
  "rgb": {
    "r": 81,
    "g": 27,
    "b": 83
  },
  "hsl": {
    "h": 297.857,
    "s": 50.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.33037,
    "c": 0.11112,
    "h": 326.3
  },
  "luminance": 0.03158
}

Semantic roles & 50–950 ramp

primary

#511B53

secondary

#448941

accent

#DA4D52

background

#F8F5F8

surface

#EFE9EF

border

#CAC5CA

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #511B53

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

Preview Lab → · Contrast checker → · Palette generator →