#511983#511983

#511983 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.5% C 0.164 H 302.7°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#511983
RGB	rgb(81, 25, 131)
HSL	hsl(272, 68%, 31%)
HSV	hsv(272, 81%, 51%)
CMYK	cmyk(38.2%, 80.9%, 0%, 48.6%)
CIE-LAB	lab(23.94, 45.44, -48.21)
CIE-LCH	lch(23.94, 66.25, 313.31°)
OKLab	oklab(36.5% 0.0884 -0.1376)
OKLCH	oklch(36.5% 0.164 302.7)
XYZ	xyz(7.8367, 4.0833, 21.8436)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.14

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511983 #4B8319

analogous

#1C1983 #511983 #831980

triadic

#511983 #835119 #198351

tetradic

#511983 #831C19 #4B8319 #198083

square

#511983 #831C19 #4B8319 #198083

split-complementary

#511983 #808319 #19831C

monochromatic

#11051C #310F50 #511983 #7123B6 #903DDA

Accessibility & contrast

On white

11.56

#511983 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#511983 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511983

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511983	#FFFFFF	#000000	##FFFFFF
##511983	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003886

Deuteranopia (green-blind)

#003981

Tritanopia (blue-blind)

#46354E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #511983;
/* rgb */ color: rgb(81, 25, 131);
/* oklch */ color: oklch(36.5% 0.164 302.7);

Tailwind

colors: {
  custom: {
    50: '#875da8',
    500: '#511983',
    950: '#000000',
  },
}

SCSS

$custom: #511983;
$custom-light: #875da8;
$custom-dark: #000000;

JSON

{
  "hex": "#511983",
  "rgb": {
    "r": 81,
    "g": 25,
    "b": 131
  },
  "hsl": {
    "h": 271.698,
    "s": 67.949,
    "l": 30.588
  },
  "oklch": {
    "l": 0.36505,
    "c": 0.16352,
    "h": 302.7
  },
  "luminance": 0.04083
}

Semantic roles & 50–950 ramp

primary

#511983

secondary

#79B741

accent

#EB3D8F

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #511983

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

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