#551D69#551D69

#551D69 is a dark, vivid purple. Relative luminance 0.038; OKLCH L 35.4% C 0.133 H 315.8°. Best body text is #FFFFFF at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#551D69
RGB	rgb(85, 29, 105)
HSL	hsl(284, 57%, 26%)
HSV	hsv(284, 72%, 41%)
CMYK	cmyk(19%, 72.4%, 0%, 58.8%)
CIE-LAB	lab(23.10, 38.36, -32.91)
CIE-LCH	lch(23.10, 50.55, 319.37°)
OKLab	oklab(35.39% 0.0951 -0.0925)
OKLCH	oklch(35.39% 0.133 315.8)
XYZ	xyz(6.7351, 3.8302, 13.7464)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551D69 #31691D

analogous

#2F1D69 #551D69 #691D57

triadic

#551D69 #69551D #1D6955

tetradic

#551D69 #692F1D #31691D #1D5769

square

#551D69 #692F1D #31691D #1D5769

split-complementary

#551D69 #57691D #1D692F

monochromatic

#130718 #2E1039 #551D69 #7C2A99 #A238C8

Accessibility & contrast

On white

11.89

#551D69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#551D69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551D69

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551D69	#FFFFFF	#000000	##FFFFFF
##551D69	1.00	11.89	1.77	11.89
#FFFFFF	11.89	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346B

Deuteranopia (green-blind)

#1C3967

Tritanopia (blue-blind)

#542C40

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #551d69;
/* rgb */ color: rgb(85, 29, 105);
/* oklch */ color: oklch(35.4% 0.133 315.8);

Tailwind

colors: {
  custom: {
    50: '#885e94',
    500: '#551d69',
    950: '#000000',
  },
}

SCSS

$custom: #551d69;
$custom-light: #885e94;
$custom-dark: #000000;

JSON

{
  "hex": "#551d69",
  "rgb": {
    "r": 85,
    "g": 29,
    "b": 105
  },
  "hsl": {
    "h": 284.211,
    "s": 56.716,
    "l": 26.275
  },
  "oklch": {
    "l": 0.35388,
    "c": 0.13267,
    "h": 315.8
  },
  "luminance": 0.0383
}

Semantic roles & 50–950 ramp

primary

#551D69

secondary

#5C9E44

accent

#E04870

background

#F8F5F9

surface

#F0E9F1

border

#CBC5CB

text

#0C050D

muted

#7D797E

Preview Lab

Preview with #551D69

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

Preview Lab → · Contrast checker → · Palette generator →