#551B5D#551B5D

#551B5D is a dark, vivid purple. Relative luminance 0.035; OKLCH L 34.3% C 0.123 H 322.6°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX#551B5D
RGBrgb(85, 27, 93)
HSLhsl(293, 55%, 24%)
HSVhsv(293, 71%, 36%)
CMYKcmyk(8.6%, 71%, 0%, 63.5%)
CIE-LABlab(21.97, 36.69, -26.86)
CIE-LCHlch(21.97, 45.47, 323.79°)
OKLaboklab(34.31% 0.098 -0.0748)
OKLCHoklch(34.31% 0.123 322.6)
XYZxyz(6.1138, 3.5058, 10.7085)
Luminance0.0350 (WCAG relative)
Temperatureneutral
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#551B5D #235D1B
analogous
#341B5D #551B5D #5D1B44
triadic
#551B5D #5D551B #1B5D55
tetradic
#551B5D #5D341B #235D1B #1B445D
square
#551B5D #5D341B #235D1B #1B445D
split-complementary
#551B5D #445D1B #1B5D34
monochromatic
#160718 #2A0D2E #551B5D #80298C #AC37BC

Accessibility & contrast

On white

12.35
#551B5D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.70
#551B5D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551B5D
12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##551B5D#FFFFFF#000000##FFFFFF
##551B5D1.0012.351.7012.35
#FFFFFF12.351.0021.001.00
#0000001.7021.001.0021.00
##FFFFFF12.351.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0A305F
Deuteranopia (green-blind)
#24375B
Tritanopia (blue-blind)
#562639
Achromatopsia (no color)
#353535

Design tokens & code

CSS
--color: #551b5d;
/* rgb */ color: rgb(85, 27, 93);
/* oklch */ color: oklch(34.3% 0.123 322.6);
Tailwind
colors: {
  custom: {
    50: '#875d8b',
    500: '#551b5d',
    950: '#000000',
  },
}
SCSS
$custom: #551b5d;
$custom-light: #875d8b;
$custom-dark: #000000;
JSON
{
  "hex": "#551b5d",
  "rgb": {
    "r": 85,
    "g": 27,
    "b": 93
  },
  "hsl": {
    "h": 292.727,
    "s": 55,
    "l": 23.529
  },
  "oklch": {
    "l": 0.34313,
    "c": 0.12329,
    "h": 322.6
  },
  "luminance": 0.03505
}

Semantic roles & 50–950 ramp

primary
#551B5D
secondary
#4B9341
accent
#DE495C
background
#F8F5F8
surface
#F0E9F0
border
#CBC5CB
text
#0C040C
muted
#7D797D

Preview Lab

Preview with #551B5D

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

Preview Lab → · Contrast checker → · Palette generator →

#551B5D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva