#551579#551579

#551579 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.8% C 0.158 H 309.4°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#551579
RGB	rgb(85, 21, 121)
HSL	hsl(278, 70%, 28%)
HSV	hsv(278, 83%, 47%)
CMYK	cmyk(29.8%, 82.6%, 0%, 52.5%)
CIE-LAB	lab(23.16, 45.32, -43.12)
CIE-LCH	lch(23.16, 62.55, 316.42°)
OKLab	oklab(35.82% 0.1005 -0.1225)
OKLCH	oklch(35.82% 0.158 309.4)
XYZ	xyz(7.4650, 3.8483, 18.4350)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551579 #397915

analogous

#231579 #551579 #79156B

triadic

#551579 #795515 #157955

tetradic

#551579 #792315 #397915 #156B79

square

#551579 #792315 #397915 #156B79

split-complementary

#551579 #6B7915 #157923

monochromatic

#12051A #300C45 #551579 #7A1EAD #9C2EDB

Accessibility & contrast

On white

11.87

#551579 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#551579 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551579

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551579	#FFFFFF	#000000	##FFFFFF
##551579	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357C

Deuteranopia (green-blind)

#003877

Tritanopia (blue-blind)

#502F47

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #551579;
/* rgb */ color: rgb(85, 21, 121);
/* oklch */ color: oklch(35.8% 0.158 309.4);

Tailwind

colors: {
  custom: {
    50: '#895ba0',
    500: '#551579',
    950: '#000000',
  },
}

SCSS

$custom: #551579;
$custom-light: #895ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#551579",
  "rgb": {
    "r": 85,
    "g": 21,
    "b": 121
  },
  "hsl": {
    "h": 278.4,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.35818,
    "c": 0.15841,
    "h": 309.4
  },
  "luminance": 0.03848
}

Semantic roles & 50–950 ramp

primary

#551579

secondary

#65AF3B

accent

#ED3B7B

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040F

muted

#7D797E

Preview Lab

Preview with #551579

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

Preview Lab → · Contrast checker → · Palette generator →