#511C73#511C73

#511C73 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.5% C 0.143 H 308.6°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#511C73
RGB	rgb(81, 28, 115)
HSL	hsl(277, 61%, 28%)
HSV	hsv(277, 76%, 45%)
CMYK	cmyk(29.6%, 75.7%, 0%, 54.9%)
CIE-LAB	lab(23.06, 40.24, -39.48)
CIE-LCH	lch(23.06, 56.37, 315.55°)
OKLab	oklab(35.46% 0.0892 -0.1119)
OKLCH	oklch(35.46% 0.143 308.6)
XYZ	xyz(6.9025, 3.8178, 16.5896)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C73 #3E731C

analogous

#261C73 #511C73 #731C69

triadic

#511C73 #73511C #1C7351

tetradic

#511C73 #73261C #3E731C #1C6973

square

#511C73 #73261C #3E731C #1C6973

split-complementary

#511C73 #69731C #1C7326

monochromatic

#110619 #2E1042 #511C73 #7428A4 #953ACF

Accessibility & contrast

On white

11.91

#511C73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#511C73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C73

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C73	#FFFFFF	#000000	##FFFFFF
##511C73	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003575

Deuteranopia (green-blind)

#043871

Tritanopia (blue-blind)

#4C3046

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #511c73;
/* rgb */ color: rgb(81, 28, 115);
/* oklch */ color: oklch(35.5% 0.143 308.6);

Tailwind

colors: {
  custom: {
    50: '#865e9c',
    500: '#511c73',
    950: '#000000',
  },
}

SCSS

$custom: #511c73;
$custom-light: #865e9c;
$custom-dark: #000000;

JSON

{
  "hex": "#511c73",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 115
  },
  "hsl": {
    "h": 276.552,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.35464,
    "c": 0.14316,
    "h": 308.6
  },
  "luminance": 0.03818
}

Semantic roles & 50–950 ramp

primary

#511C73

secondary

#6AA743

accent

#E44482

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B050E

muted

#7C797E

Preview Lab

Preview with #511C73

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

Preview Lab → · Contrast checker → · Palette generator →