#511E84#511E84

#511E84 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.1% C 0.159 H 301.7°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#511E84
RGB	rgb(81, 30, 132)
HSL	hsl(270, 63%, 32%)
HSV	hsv(270, 77%, 52%)
CMYK	cmyk(38.6%, 77.3%, 0%, 48.2%)
CIE-LAB	lab(24.78, 43.56, -47.48)
CIE-LCH	lch(24.78, 64.43, 312.53°)
OKLab	oklab(37.11% 0.0836 -0.1355)
OKLCH	oklch(37.11% 0.159 301.7)
XYZ	xyz(8.0215, 4.3438, 22.2412)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.96

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E84 #51841E

analogous

#1E1E84 #511E84 #841E84

triadic

#511E84 #84511E #1E8451

tetradic

#511E84 #841E1E #51841E #1E8484

square

#511E84 #841E1E #51841E #1E8484

split-complementary

#511E84 #84841E #1E841E

monochromatic

#140720 #321352 #511E84 #7029B6 #8E47D5

Accessibility & contrast

On white

11.24

#511E84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#511E84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E84

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E84	#FFFFFF	#000000	##FFFFFF
##511E84	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A87

Deuteranopia (green-blind)

#003A82

Tritanopia (blue-blind)

#463850

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #511e84;
/* rgb */ color: rgb(81, 30, 132);
/* oklch */ color: oklch(37.1% 0.159 301.7);

Tailwind

colors: {
  custom: {
    50: '#8760a9',
    500: '#511e84',
    950: '#000000',
  },
}

SCSS

$custom: #511e84;
$custom-light: #8760a9;
$custom-dark: #000000;

JSON

{
  "hex": "#511e84",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 132
  },
  "hsl": {
    "h": 270,
    "s": 62.963,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37115,
    "c": 0.15921,
    "h": 301.7
  },
  "luminance": 0.04344
}

Semantic roles & 50–950 ramp

primary

#511E84

secondary

#7FB747

accent

#E64294

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #511E84

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

Preview Lab → · Contrast checker → · Palette generator →