#551765#551765

#551765 is a dark, vivid purple. Relative luminance 0.035; OKLCH L 34.4% C 0.137 H 318.5°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#551765
RGB	rgb(85, 23, 101)
HSL	hsl(288, 63%, 24%)
HSV	hsv(288, 77%, 40%)
CMYK	cmyk(15.8%, 77.2%, 0%, 60.4%)
CIE-LAB	lab(21.89, 40.13, -32.26)
CIE-LCH	lch(21.89, 51.48, 321.21°)
OKLab	oklab(34.43% 0.1022 -0.0906)
OKLCH	oklch(34.43% 0.137 318.5)
XYZ	xyz(6.4014, 3.4840, 12.6447)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 4.51

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551765 #276517

analogous

#2E1765 #551765 #65174E

triadic

#551765 #655517 #176555

tetradic

#551765 #652E17 #276517 #174E65

square

#551765 #652E17 #276517 #174E65

split-complementary

#551765 #4E6517 #17652E

monochromatic

#150619 #2B0C33 #551765 #7F2297 #A92EC9

Accessibility & contrast

On white

12.38

#551765 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#551765 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551765

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551765	#FFFFFF	#000000	##FFFFFF
##551765	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003067

Deuteranopia (green-blind)

#1B3663

Tritanopia (blue-blind)

#55273C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #551765;
/* rgb */ color: rgb(85, 23, 101);
/* oklch */ color: oklch(34.4% 0.137 318.5);

Tailwind

colors: {
  custom: {
    50: '#885b91',
    500: '#551765',
    950: '#000000',
  },
}

SCSS

$custom: #551765;
$custom-light: #885b91;
$custom-dark: #000000;

JSON

{
  "hex": "#551765",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 101
  },
  "hsl": {
    "h": 287.692,
    "s": 62.903,
    "l": 24.314
  },
  "oklch": {
    "l": 0.3443,
    "c": 0.13659,
    "h": 318.5
  },
  "luminance": 0.03484
}

Semantic roles & 50–950 ramp

primary

#551765

secondary

#509B3C

accent

#E64264

background

#F8F5F9

surface

#F0E9F1

border

#CBC5CB

text

#0C040D

muted

#7D797E

Preview Lab

Preview with #551765

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

Preview Lab → · Contrast checker → · Palette generator →