#511D89#511D89

#511D89 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.4% C 0.166 H 300.1°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#511D89
RGB	rgb(81, 29, 137)
HSL	hsl(269, 65%, 33%)
HSV	hsv(269, 79%, 54%)
CMYK	cmyk(40.9%, 78.8%, 0%, 46.3%)
CIE-LAB	lab(25.06, 45.27, -50.16)
CIE-LCH	lch(25.06, 67.57, 312.07°)
OKLab	oklab(37.45% 0.0832 -0.1433)
OKLCH	oklch(37.45% 0.166 300.1)
XYZ	xyz(8.3469, 4.4341, 24.0782)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511D89 #55891D

analogous

#1D1F89 #511D89 #871D89

triadic

#511D89 #89511D #1D8951

tetradic

#511D89 #891D1F #55891D #1D8987

square

#511D89 #891D1F #55891D #1D8987

split-complementary

#511D89 #89871D #1F891D

monochromatic

#150824 #331256 #511D89 #6F28BC #8E48D8

Accessibility & contrast

On white

11.13

#511D89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#511D89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511D89

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511D89	#FFFFFF	#000000	##FFFFFF
##511D89	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8C

Deuteranopia (green-blind)

#003B87

Tritanopia (blue-blind)

#443A52

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #511d89;
/* rgb */ color: rgb(81, 29, 137);
/* oklch */ color: oklch(37.4% 0.166 300.1);

Tailwind

colors: {
  custom: {
    50: '#885fac',
    500: '#511d89',
    950: '#000000',
  },
}

SCSS

$custom: #511d89;
$custom-light: #885fac;
$custom-dark: #000000;

JSON

{
  "hex": "#511d89",
  "rgb": {
    "r": 81,
    "g": 29,
    "b": 137
  },
  "hsl": {
    "h": 268.889,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37447,
    "c": 0.16574,
    "h": 300.1
  },
  "luminance": 0.04434
}

Semantic roles & 50–950 ramp

primary

#511D89

secondary

#83BA47

accent

#E84097

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #511D89

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

Preview Lab → · Contrast checker → · Palette generator →