#551758#551758

#551758 is a dark, vivid purple. Relative luminance 0.032; OKLCH L 33.5% C 0.124 H 326.0°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#551758
RGB	rgb(85, 23, 88)
HSL	hsl(297, 59%, 22%)
HSV	hsv(297, 74%, 35%)
CMYK	cmyk(3.4%, 73.9%, 0%, 65.5%)
CIE-LAB	lab(21.01, 37.46, -25.05)
CIE-LCH	lch(21.01, 45.06, 326.23°)
OKLab	oklab(33.53% 0.1029 -0.0695)
OKLCH	oklch(33.53% 0.124 326)
XYZ	xyz(5.8140, 3.2490, 9.5515)
Luminance	0.0325 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551758 #1A5817

analogous

#351758 #551758 #58173B

triadic

#551758 #585517 #175855

tetradic

#551758 #583517 #1A5817 #173B58

square

#551758 #583517 #1A5817 #173B58

split-complementary

#551758 #3B5817 #175835

monochromatic

#170618 #260A27 #551758 #842489 #B330B9

Accessibility & contrast

On white

12.73

#551758 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#551758 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551758

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551758	#FFFFFF	#000000	##FFFFFF
##551758	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#092E5A

Deuteranopia (green-blind)

#253556

Tritanopia (blue-blind)

#572135

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #551758;
/* rgb */ color: rgb(85, 23, 88);
/* oklch */ color: oklch(33.5% 0.124 326.0);

Tailwind

colors: {
  custom: {
    50: '#875a87',
    500: '#551758',
    950: '#000000',
  },
}

SCSS

$custom: #551758;
$custom-light: #875a87;
$custom-dark: #000000;

JSON

{
  "hex": "#551758",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 88
  },
  "hsl": {
    "h": 297.231,
    "s": 58.559,
    "l": 21.765
  },
  "oklch": {
    "l": 0.33527,
    "c": 0.12417,
    "h": 326
  },
  "luminance": 0.03249
}

Semantic roles & 50–950 ramp

primary

#551758

secondary

#408F3C

accent

#E2464D

background

#F8F5F8

surface

#F0E9EF

border

#CBC5CA

text

#0C040B

muted

#7D797C

Preview Lab

Preview with #551758

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

Preview Lab → · Contrast checker → · Palette generator →