#511478#511478

#511478 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.1% C 0.157 H 307.5°. Best body text is #FFFFFF at 12.20:1 contrast (WCAG AA passes).

Color values

HEX	#511478
RGB	rgb(81, 20, 120)
HSL	hsl(277, 71%, 27%)
HSV	hsv(277, 83%, 47%)
CMYK	cmyk(32.5%, 83.3%, 0%, 52.9%)
CIE-LAB	lab(22.32, 44.73, -43.88)
CIE-LCH	lch(22.32, 62.65, 315.55°)
OKLab	oklab(35.08% 0.0957 -0.1248)
OKLCH	oklch(35.08% 0.157 307.5)
XYZ	xyz(7.0329, 3.6058, 18.0911)
Luminance	0.0361 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511478 #3B7814

analogous

#1F1478 #511478 #78146D

triadic

#511478 #785114 #147851

tetradic

#511478 #781F14 #3B7814 #146D78

square

#511478 #781F14 #3B7814 #146D78

split-complementary

#511478 #6D7814 #14781F

monochromatic

#12041A #2E0B44 #511478 #741DAC #972BDC

Accessibility & contrast

On white

12.20

#511478 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#511478 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511478

12.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511478	#FFFFFF	#000000	##FFFFFF
##511478	1.00	12.20	1.72	12.20
#FFFFFF	12.20	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337B

Deuteranopia (green-blind)

#003676

Tritanopia (blue-blind)

#4A2E47

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #511478;
/* rgb */ color: rgb(81, 20, 120);
/* oklch */ color: oklch(35.1% 0.157 307.5);

Tailwind

colors: {
  custom: {
    50: '#865aa0',
    500: '#511478',
    950: '#000000',
  },
}

SCSS

$custom: #511478;
$custom-light: #865aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#511478",
  "rgb": {
    "r": 81,
    "g": 20,
    "b": 120
  },
  "hsl": {
    "h": 276.6,
    "s": 71.429,
    "l": 27.451
  },
  "oklch": {
    "l": 0.35075,
    "c": 0.15727,
    "h": 307.5
  },
  "luminance": 0.03606
}

Semantic roles & 50–950 ramp

primary

#511478

secondary

#67AE3A

accent

#EE3A80

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040F

muted

#7D797E

Preview Lab

Preview with #511478

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

Preview Lab → · Contrast checker → · Palette generator →