#551773#551773

#551773 is a dark, vivid purple. Relative luminance 0.038; OKLCH L 35.5% C 0.150 H 311.7°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#551773
RGB	rgb(85, 23, 115)
HSL	hsl(280, 67%, 27%)
HSV	hsv(280, 80%, 45%)
CMYK	cmyk(26.1%, 80%, 0%, 54.9%)
CIE-LAB	lab(22.94, 43.20, -39.64)
CIE-LCH	lch(22.94, 58.64, 317.46°)
OKLab	oklab(35.51% 0.1001 -0.1123)
OKLCH	oklch(35.51% 0.15 311.7)
XYZ	xyz(7.1466, 3.7821, 16.5699)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551773 #357317

analogous

#271773 #551773 #731763

triadic

#551773 #735517 #177355

tetradic

#551773 #732717 #357317 #176373

square

#551773 #732717 #357317 #176373

split-complementary

#551773 #637317 #177327

monochromatic

#13051A #2F0D40 #551773 #7B21A6 #9F2FD5

Accessibility & contrast

On white

11.96

#551773 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#551773 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551773

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551773	#FFFFFF	#000000	##FFFFFF
##551773	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003476

Deuteranopia (green-blind)

#053871

Tritanopia (blue-blind)

#512D44

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #551773;
/* rgb */ color: rgb(85, 23, 115);
/* oklch */ color: oklch(35.5% 0.150 311.7);

Tailwind

colors: {
  custom: {
    50: '#895c9c',
    500: '#551773',
    950: '#000000',
  },
}

SCSS

$custom: #551773;
$custom-light: #895c9c;
$custom-dark: #000000;

JSON

{
  "hex": "#551773",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 115
  },
  "hsl": {
    "h": 280.435,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.35507,
    "c": 0.15039,
    "h": 311.7
  },
  "luminance": 0.03782
}

Semantic roles & 50–950 ramp

primary

#551773

secondary

#60A93D

accent

#EA3E76

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #551773

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

Preview Lab → · Contrast checker → · Palette generator →