#511C6E#511C6E

#511C6E is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.1% C 0.138 H 310.8°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#511C6E
RGB	rgb(81, 28, 110)
HSL	hsl(279, 59%, 27%)
HSV	hsv(279, 75%, 43%)
CMYK	cmyk(26.4%, 74.5%, 0%, 56.9%)
CIE-LAB	lab(22.67, 39.05, -36.88)
CIE-LCH	lch(22.67, 53.71, 316.64°)
OKLab	oklab(35.07% 0.09 -0.1043)
OKLCH	oklch(35.07% 0.138 310.8)
XYZ	xyz(6.6225, 3.7058, 15.1152)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C6E #396E1C

analogous

#281C6E #511C6E #6E1C62

triadic

#511C6E #6E511C #1C6E51

tetradic

#511C6E #6E281C #396E1C #1C626E

square

#511C6E #6E281C #396E1C #1C626E

split-complementary

#511C6E #626E1C #1C6E28

monochromatic

#120618 #2D103D #511C6E #75289F #9838CC

Accessibility & contrast

On white

12.06

#511C6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#511C6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C6E

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C6E	#FFFFFF	#000000	##FFFFFF
##511C6E	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003470

Deuteranopia (green-blind)

#0F376C

Tritanopia (blue-blind)

#4D2E43

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511c6e;
/* rgb */ color: rgb(81, 28, 110);
/* oklch */ color: oklch(35.1% 0.138 310.8);

Tailwind

colors: {
  custom: {
    50: '#855d98',
    500: '#511c6e',
    950: '#000000',
  },
}

SCSS

$custom: #511c6e;
$custom-light: #855d98;
$custom-dark: #000000;

JSON

{
  "hex": "#511c6e",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 110
  },
  "hsl": {
    "h": 278.78,
    "s": 59.42,
    "l": 27.059
  },
  "oklch": {
    "l": 0.35068,
    "c": 0.13778,
    "h": 310.8
  },
  "luminance": 0.03706
}

Semantic roles & 50–950 ramp

primary

#511C6E

secondary

#65A343

accent

#E3457D

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #511C6E

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

Preview Lab → · Contrast checker → · Palette generator →