#550D4F#550D4F

#550D4F is a dark, vivid purple. Relative luminance 0.028; OKLCH L 32.0% C 0.128 H 331.9°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX#550D4F
RGBrgb(85, 13, 79)
HSLhsl(305, 73%, 19%)
HSVhsv(305, 85%, 33%)
CMYKcmyk(0%, 84.7%, 7.1%, 66.7%)
CIE-LABlab(19.16, 39.50, -21.92)
CIE-LCHlch(19.16, 45.17, 330.97°)
OKLaboklab(32.02% 0.1133 -0.0604)
OKLCHoklch(32.02% 0.128 331.9)
XYZxyz(5.3015, 2.7841, 7.6538)
Luminance0.0278 (WCAG relative)
Temperatureneutral
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#550D4F #0D5513
analogous
#370D55 #550D4F #550D2B
triadic
#550D4F #4F550D #0D4F55
tetradic
#550D4F #55370D #0D5513 #0D2B55
square
#550D4F #55370D #0D5513 #0D2B55
split-complementary
#550D4F #2B550D #0D5537
monochromatic
#1B0419 #20051E #550D4F #8A1580 #BF1DB2

Accessibility & contrast

On white

13.49
#550D4F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.56
#550D4F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550D4F
13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##550D4F#FFFFFF#000000##FFFFFF
##550D4F1.0013.491.5613.49
#FFFFFF13.491.0021.001.00
#0000001.5621.001.0021.00
##FFFFFF13.491.0021.001.00

Color blindness preview

Protanopia (red-blind)
#072851
Deuteranopia (green-blind)
#26324D
Tritanopia (blue-blind)
#59162E
Achromatopsia (no color)
#2E2E2E

Design tokens & code

CSS
--color: #550d4f;
/* rgb */ color: rgb(85, 13, 79);
/* oklch */ color: oklch(32.0% 0.128 331.9);
Tailwind
colors: {
  custom: {
    50: '#885680',
    500: '#550d4f',
    950: '#000000',
  },
}
SCSS
$custom: #550d4f;
$custom-light: #885680;
$custom-dark: #000000;
JSON
{
  "hex": "#550d4f",
  "rgb": {
    "r": 85,
    "g": 13,
    "b": 79
  },
  "hsl": {
    "h": 305,
    "s": 73.469,
    "l": 19.216
  },
  "oklch": {
    "l": 0.32016,
    "c": 0.12839,
    "h": 331.9
  },
  "luminance": 0.02784
}

Semantic roles & 50–950 ramp

primary
#550D4F
secondary
#2E9036
accent
#F04738
background
#F8F5F7
surface
#F0E9EE
border
#CBC5C9
text
#0C030A
muted
#7D787C

Preview Lab

Preview with #550D4F

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

Preview Lab → · Contrast checker → · Palette generator →

#550D4F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva