#511D6E#511D6E

#511D6E is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.2% C 0.136 H 310.6°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#511D6E
RGB	rgb(81, 29, 110)
HSL	hsl(279, 58%, 27%)
HSV	hsv(279, 74%, 43%)
CMYK	cmyk(26.4%, 73.6%, 0%, 56.9%)
CIE-LAB	lab(22.84, 38.58, -36.61)
CIE-LCH	lch(22.84, 53.18, 316.50°)
OKLab	oklab(35.19% 0.0889 -0.1035)
OKLCH	oklch(35.19% 0.136 310.6)
XYZ	xyz(6.6466, 3.7540, 15.1233)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511D6E #3A6E1D

analogous

#291D6E #511D6E #6E1D62

triadic

#511D6E #6E511D #1D6E51

tetradic

#511D6E #6E291D #3A6E1D #1D626E

square

#511D6E #6E291D #3A6E1D #1D626E

split-complementary

#511D6E #626E1D #1D6E29

monochromatic

#120618 #2D103E #511D6E #752A9E #973ACB

Accessibility & contrast

On white

11.99

#511D6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#511D6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511D6E

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511D6E	#FFFFFF	#000000	##FFFFFF
##511D6E	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003470

Deuteranopia (green-blind)

#10376C

Tritanopia (blue-blind)

#4D2F43

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511d6e;
/* rgb */ color: rgb(81, 29, 110);
/* oklch */ color: oklch(35.2% 0.136 310.6);

Tailwind

colors: {
  custom: {
    50: '#855e98',
    500: '#511d6e',
    950: '#000000',
  },
}

SCSS

$custom: #511d6e;
$custom-light: #855e98;
$custom-dark: #000000;

JSON

{
  "hex": "#511d6e",
  "rgb": {
    "r": 81,
    "g": 29,
    "b": 110
  },
  "hsl": {
    "h": 278.519,
    "s": 58.273,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35187,
    "c": 0.13645,
    "h": 310.6
  },
  "luminance": 0.03754
}

Semantic roles & 50–950 ramp

primary

#511D6E

secondary

#66A244

accent

#E1467E

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B050E

muted

#7C797E

Preview Lab

Preview with #511D6E

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

Preview Lab → · Contrast checker → · Palette generator →