#511990#511990

#511990 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.7% C 0.177 H 298.4°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#511990
RGB	rgb(81, 25, 144)
HSL	hsl(268, 70%, 33%)
HSV	hsv(268, 83%, 56%)
CMYK	cmyk(43.8%, 82.6%, 0%, 43.5%)
CIE-LAB	lab(25.13, 48.68, -54.39)
CIE-LCH	lch(25.13, 72.99, 311.83°)
OKLab	oklab(37.7% 0.0843 -0.1557)
OKLCH	oklch(37.7% 0.177 298.4)
XYZ	xyz(8.7737, 4.4581, 26.7784)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511990 #589019

analogous

#191D90 #511990 #8C1990

triadic

#511990 #905119 #199051

tetradic

#511990 #90191D #589019 #19908C

square

#511990 #90191D #589019 #19908C

split-complementary

#511990 #908C19 #1D9019

monochromatic

#160728 #34105C #511990 #6E22C4 #8D45DF

Accessibility & contrast

On white

11.10

#511990 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#511990 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511990

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511990	#FFFFFF	#000000	##FFFFFF
##511990	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C93

Deuteranopia (green-blind)

#003A8E

Tritanopia (blue-blind)

#413B55

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #511990;
/* rgb */ color: rgb(81, 25, 144);
/* oklch */ color: oklch(37.7% 0.177 298.4);

Tailwind

colors: {
  custom: {
    50: '#895eb2',
    500: '#511990',
    950: '#000000',
  },
}

SCSS

$custom: #511990;
$custom-light: #895eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#511990",
  "rgb": {
    "r": 81,
    "g": 25,
    "b": 144
  },
  "hsl": {
    "h": 268.235,
    "s": 70.414,
    "l": 33.137
  },
  "oklch": {
    "l": 0.37695,
    "c": 0.17709,
    "h": 298.4
  },
  "luminance": 0.04458
}

Semantic roles & 50–950 ramp

primary

#511990

secondary

#86C045

accent

#ED3B99

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #511990

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

Preview Lab → · Contrast checker → · Palette generator →