#511157#511157

#511157 is a dark, vivid purple. Relative luminance 0.028; OKLCH L 32.2% C 0.129 H 324.2°. Best body text is #FFFFFF at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#511157
RGB	rgb(81, 17, 87)
HSL	hsl(295, 67%, 20%)
HSV	hsv(295, 80%, 34%)
CMYK	cmyk(6.9%, 80.5%, 0%, 65.9%)
CIE-LAB	lab(19.39, 38.66, -27.01)
CIE-LCH	lch(19.39, 47.17, 325.06°)
OKLab	oklab(32.2% 0.1044 -0.0753)
OKLCH	oklch(32.2% 0.129 324.2)
XYZ	xyz(5.3139, 2.8387, 9.2830)
Luminance	0.0284 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511157 #175711

analogous

#2E1157 #511157 #57113A

triadic

#511157 #575111 #115751

tetradic

#511157 #572E11 #175711 #113A57

square

#511157 #572E11 #175711 #113A57

split-complementary

#511157 #3A5711 #11572E

monochromatic

#18051A #210724 #511157 #811B8A #B025BD

Accessibility & contrast

On white

13.40

#511157 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#511157 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511157

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511157	#FFFFFF	#000000	##FFFFFF
##511157	1.00	13.40	1.57	13.40
#FFFFFF	13.40	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A59

Deuteranopia (green-blind)

#1E3255

Tritanopia (blue-blind)

#531E33

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #511157;
/* rgb */ color: rgb(81, 17, 87);
/* oklch */ color: oklch(32.2% 0.129 324.2);

Tailwind

colors: {
  custom: {
    50: '#855787',
    500: '#511157',
    950: '#000000',
  },
}

SCSS

$custom: #511157;
$custom-light: #855787;
$custom-dark: #000000;

JSON

{
  "hex": "#511157",
  "rgb": {
    "r": 81,
    "g": 17,
    "b": 87
  },
  "hsl": {
    "h": 294.857,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.32199,
    "c": 0.12877,
    "h": 324.2
  },
  "luminance": 0.02838
}

Semantic roles & 50–950 ramp

primary

#511157

secondary

#3C9034

accent

#EA3E4C

background

#F8F5F8

surface

#EFE9EF

border

#CAC5CA

text

#0B030B

muted

#7C787C

Preview Lab

Preview with #511157

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

Preview Lab → · Contrast checker → · Palette generator →