#511790#511790

#511790 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.5% C 0.179 H 298.7°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#511790
RGB	rgb(81, 23, 144)
HSL	hsl(269, 72%, 33%)
HSV	hsv(269, 84%, 56%)
CMYK	cmyk(43.8%, 84%, 0%, 43.5%)
CIE-LAB	lab(24.88, 49.43, -54.81)
CIE-LCH	lch(24.88, 73.80, 312.04°)
OKLab	oklab(37.52% 0.0858 -0.1569)
OKLCH	oklch(37.52% 0.179 298.7)
XYZ	xyz(8.7325, 4.3756, 26.7646)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511790 #569017

analogous

#171A90 #511790 #8D1790

triadic

#511790 #905117 #179051

tetradic

#511790 #90171A #569017 #17908D

square

#511790 #90171A #569017 #17908D

split-complementary

#511790 #908D17 #1A9017

monochromatic

#160626 #330F5B #511790 #6F1FC5 #8D41E1

Accessibility & contrast

On white

11.20

#511790 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#511790 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511790

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511790	#FFFFFF	#000000	##FFFFFF
##511790	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B93

Deuteranopia (green-blind)

#003A8E

Tritanopia (blue-blind)

#413A55

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #511790;
/* rgb */ color: rgb(81, 23, 144);
/* oklch */ color: oklch(37.5% 0.179 298.7);

Tailwind

colors: {
  custom: {
    50: '#895db2',
    500: '#511790',
    950: '#000000',
  },
}

SCSS

$custom: #511790;
$custom-light: #895db2;
$custom-dark: #000000;

JSON

{
  "hex": "#511790",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 144
  },
  "hsl": {
    "h": 268.76,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.37518,
    "c": 0.17884,
    "h": 298.7
  },
  "luminance": 0.04376
}

Semantic roles & 50–950 ramp

primary

#511790

secondary

#84C142

accent

#EF3998

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #511790

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

Preview Lab → · Contrast checker → · Palette generator →