#551D5D#551D5D

#551D5D is a dark, vivid purple. Relative luminance 0.036; OKLCH L 34.6% C 0.120 H 322.5°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX#551D5D
RGBrgb(85, 29, 93)
HSLhsl(293, 52%, 24%)
HSVhsv(293, 69%, 36%)
CMYKcmyk(8.6%, 68.8%, 0%, 63.5%)
CIE-LABlab(22.30, 35.75, -26.32)
CIE-LCHlch(22.30, 44.39, 323.64°)
OKLaboklab(34.56% 0.0954 -0.0733)
OKLCHoklch(34.56% 0.12 322.5)
XYZxyz(6.1613, 3.6007, 10.7243)
Luminance0.0360 (WCAG relative)
Temperatureneutral
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#551D5D #255D1D
analogous
#351D5D #551D5D #5D1D45
triadic
#551D5D #5D551D #1D5D55
tetradic
#551D5D #5D351D #255D1D #1D455D
square
#551D5D #5D351D #255D1D #1D455D
split-complementary
#551D5D #455D1D #1D5D35
monochromatic
#150717 #2A0E2E #551D5D #802C8C #AA3ABA

Accessibility & contrast

On white

12.21
#551D5D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.72
#551D5D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551D5D
12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##551D5D#FFFFFF#000000##FFFFFF
##551D5D1.0012.211.7212.21
#FFFFFF12.211.0021.001.00
#0000001.7221.001.0021.00
##FFFFFF12.211.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0E315F
Deuteranopia (green-blind)
#26385B
Tritanopia (blue-blind)
#56273A
Achromatopsia (no color)
#353535

Design tokens & code

CSS
--color: #551d5d;
/* rgb */ color: rgb(85, 29, 93);
/* oklch */ color: oklch(34.6% 0.120 322.5);
Tailwind
colors: {
  custom: {
    50: '#875e8b',
    500: '#551d5d',
    950: '#000000',
  },
}
SCSS
$custom: #551d5d;
$custom-light: #875e8b;
$custom-dark: #000000;
JSON
{
  "hex": "#551d5d",
  "rgb": {
    "r": 85,
    "g": 29,
    "b": 93
  },
  "hsl": {
    "h": 292.5,
    "s": 52.459,
    "l": 23.922
  },
  "oklch": {
    "l": 0.34558,
    "c": 0.12031,
    "h": 322.5
  },
  "luminance": 0.036
}

Semantic roles & 50–950 ramp

primary
#551D5D
secondary
#4D9244
accent
#DC4C5E
background
#F8F5F8
surface
#F0E9F0
border
#CBC5CB
text
#0B040C
muted
#7C797D

Preview Lab

Preview with #551D5D

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

Preview Lab → · Contrast checker → · Palette generator →

#551D5D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva