#511E72#511E72

#511E72 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.6% C 0.139 H 308.7°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#511E72
RGB	rgb(81, 30, 114)
HSL	hsl(276, 58%, 28%)
HSV	hsv(276, 74%, 45%)
CMYK	cmyk(28.9%, 73.7%, 0%, 55.3%)
CIE-LAB	lab(23.31, 39.07, -38.42)
CIE-LCH	lch(23.31, 54.79, 315.48°)
OKLab	oklab(35.62% 0.0872 -0.1089)
OKLCH	oklch(35.62% 0.139 308.7)
XYZ	xyz(6.8943, 3.8929, 16.3045)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E72 #3F721E

analogous

#271E72 #511E72 #721E69

triadic

#511E72 #72511E #1E7251

tetradic

#511E72 #72271E #3F721E #1E6972

square

#511E72 #72271E #3F721E #1E6972

split-complementary

#511E72 #69721E #1E7227

monochromatic

#110618 #2F1142 #511E72 #732BA2 #943ECC

Accessibility & contrast

On white

11.81

#511E72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#511E72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E72

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E72	#FFFFFF	#000000	##FFFFFF
##511E72	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003674

Deuteranopia (green-blind)

#0A3870

Tritanopia (blue-blind)

#4C3146

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #511e72;
/* rgb */ color: rgb(81, 30, 114);
/* oklch */ color: oklch(35.6% 0.139 308.7);

Tailwind

colors: {
  custom: {
    50: '#855f9b',
    500: '#511e72',
    950: '#000000',
  },
}

SCSS

$custom: #511e72;
$custom-light: #855f9b;
$custom-dark: #000000;

JSON

{
  "hex": "#511e72",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 114
  },
  "hsl": {
    "h": 276.429,
    "s": 58.333,
    "l": 28.235
  },
  "oklch": {
    "l": 0.35621,
    "c": 0.13947,
    "h": 308.7
  },
  "luminance": 0.03893
}

Semantic roles & 50–950 ramp

primary

#511E72

secondary

#6CA646

accent

#E24683

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B050E

muted

#7C797E

Preview Lab

Preview with #511E72

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

Preview Lab → · Contrast checker → · Palette generator →