#511E85#511E85

#511E85 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.2% C 0.160 H 301.3°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#511E85
RGB	rgb(81, 30, 133)
HSL	hsl(270, 63%, 32%)
HSV	hsv(270, 77%, 52%)
CMYK	cmyk(39.1%, 77.4%, 0%, 47.8%)
CIE-LAB	lab(24.86, 43.81, -47.97)
CIE-LCH	lch(24.86, 64.96, 312.41°)
OKLab	oklab(37.2% 0.0833 -0.1369)
OKLCH	oklch(37.2% 0.16 301.3)
XYZ	xyz(8.0902, 4.3713, 22.6033)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.95

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E85 #52851E

analogous

#1E1E85 #511E85 #851E85

triadic

#511E85 #85511E #1E8551

tetradic

#511E85 #851E1E #52851E #1E8585

square

#511E85 #851E1E #52851E #1E8585

split-complementary

#511E85 #85851E #1E851E

monochromatic

#140721 #331353 #511E85 #6F29B7 #8E48D6

Accessibility & contrast

On white

11.20

#511E85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#511E85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E85

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E85	#FFFFFF	#000000	##FFFFFF
##511E85	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A88

Deuteranopia (green-blind)

#003A83

Tritanopia (blue-blind)

#463950

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #511e85;
/* rgb */ color: rgb(81, 30, 133);
/* oklch */ color: oklch(37.2% 0.160 301.3);

Tailwind

colors: {
  custom: {
    50: '#8760a9',
    500: '#511e85',
    950: '#000000',
  },
}

SCSS

$custom: #511e85;
$custom-light: #8760a9;
$custom-dark: #000000;

JSON

{
  "hex": "#511e85",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 133
  },
  "hsl": {
    "h": 269.709,
    "s": 63.19,
    "l": 31.961
  },
  "oklch": {
    "l": 0.37202,
    "c": 0.16029,
    "h": 301.3
  },
  "luminance": 0.04371
}

Semantic roles & 50–950 ramp

primary

#511E85

secondary

#80B847

accent

#E64295

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #511E85

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

Preview Lab → · Contrast checker → · Palette generator →