#511C79#511C79

#511C79 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.0% C 0.150 H 306.1°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#511C79
RGB	rgb(81, 28, 121)
HSL	hsl(274, 62%, 29%)
HSV	hsv(274, 77%, 47%)
CMYK	cmyk(33.1%, 76.9%, 0%, 52.5%)
CIE-LAB	lab(23.54, 41.71, -42.54)
CIE-LCH	lch(23.54, 59.57, 314.44°)
OKLab	oklab(35.96% 0.0881 -0.1209)
OKLCH	oklch(35.96% 0.15 306.1)
XYZ	xyz(7.2590, 3.9604, 18.4675)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C79 #44791C

analogous

#231C79 #511C79 #791C73

triadic

#511C79 #79511C #1C7951

tetradic

#511C79 #79231C #44791C #1C7379

square

#511C79 #79231C #44791C #1C7379

split-complementary

#511C79 #73791C #1C7923

monochromatic

#110619 #301047 #511C79 #7228AB #923DD2

Accessibility & contrast

On white

11.72

#511C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#511C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C79

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C79	#FFFFFF	#000000	##FFFFFF
##511C79	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367C

Deuteranopia (green-blind)

#003877

Tritanopia (blue-blind)

#4A3349

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #511c79;
/* rgb */ color: rgb(81, 28, 121);
/* oklch */ color: oklch(36.0% 0.150 306.1);

Tailwind

colors: {
  custom: {
    50: '#865ea0',
    500: '#511c79',
    950: '#000000',
  },
}

SCSS

$custom: #511c79;
$custom-light: #865ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#511c79",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 121
  },
  "hsl": {
    "h": 274.194,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.35955,
    "c": 0.14961,
    "h": 306.1
  },
  "luminance": 0.0396
}

Semantic roles & 50–950 ramp

primary

#511C79

secondary

#71AD44

accent

#E54288

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050F

muted

#7D797E

Preview Lab

Preview with #511C79

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

Preview Lab → · Contrast checker → · Palette generator →