#551B59#551B59

#551B59 is a dark, moderate purple. Relative luminance 0.034; OKLCH L 34.1% C 0.119 H 325.1°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#551B59
RGB	rgb(85, 27, 89)
HSL	hsl(296, 53%, 23%)
HSV	hsv(296, 70%, 35%)
CMYK	cmyk(4.5%, 69.7%, 0%, 65.1%)
CIE-LAB	lab(21.71, 35.87, -24.60)
CIE-LCH	lch(21.71, 43.50, 325.55°)
OKLab	oklab(34.05% 0.0979 -0.0683)
OKLCH	oklch(34.05% 0.119 325.1)
XYZ	xyz(5.9413, 3.4368, 9.7997)
Luminance	0.0344 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551B59 #1F591B

analogous

#361B59 #551B59 #591B3E

triadic

#551B59 #59551B #1B5955

tetradic

#551B59 #59361B #1F591B #1B3E59

square

#551B59 #59361B #1F591B #1B3E59

split-complementary

#551B59 #3E591B #1B5936

monochromatic

#160717 #280D2A #551B59 #822988 #AF37B7

Accessibility & contrast

On white

12.45

#551B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#551B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551B59

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551B59	#FFFFFF	#000000	##FFFFFF
##551B59	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F2F5B

Deuteranopia (green-blind)

#273757

Tritanopia (blue-blind)

#572437

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #551b59;
/* rgb */ color: rgb(85, 27, 89);
/* oklch */ color: oklch(34.1% 0.119 325.1);

Tailwind

colors: {
  custom: {
    50: '#875d88',
    500: '#551b59',
    950: '#000000',
  },
}

SCSS

$custom: #551b59;
$custom-light: #875d88;
$custom-dark: #000000;

JSON

{
  "hex": "#551b59",
  "rgb": {
    "r": 85,
    "g": 27,
    "b": 89
  },
  "hsl": {
    "h": 296.129,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.34051,
    "c": 0.11938,
    "h": 325.1
  },
  "luminance": 0.03436
}

Semantic roles & 50–950 ramp

primary

#551B59

secondary

#468F41

accent

#DD4B54

background

#F8F5F8

surface

#F0E9F0

border

#CBC5CB

text

#0B040B

muted

#7C797C

Preview Lab

Preview with #551B59

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

Preview Lab → · Contrast checker → · Palette generator →