#550F4A#550F4A

#550F4A is a dark, vivid purple. Relative luminance 0.028; OKLCH L 31.9% C 0.122 H 335.4°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX#550F4A
RGBrgb(85, 15, 74)
HSLhsl(309, 70%, 20%)
HSVhsv(309, 82%, 33%)
CMYKcmyk(0%, 82.4%, 12.9%, 66.7%)
CIE-LABlab(19.09, 38.00, -18.62)
CIE-LCHlch(19.09, 42.31, 333.90°)
OKLaboklab(31.87% 0.1111 -0.0509)
OKLCHoklch(31.87% 0.122 335.4)
XYZxyz(5.1532, 2.7678, 6.7401)
Luminance0.0277 (WCAG relative)
Temperatureneutral
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#550F4A #0F551A
analogous
#3D0F55 #550F4A #550F27
triadic
#550F4A #4A550F #0F4A55
tetradic
#550F4A #553D0F #0F551A #0F2755
square
#550F4A #553D0F #0F551A #0F2755
split-complementary
#550F4A #27550F #0F553D
monochromatic
#1A0517 #21061D #550F4A #891877 #BD21A5

Accessibility & contrast

On white

13.52
#550F4A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.55
#550F4A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550F4A
13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##550F4A#FFFFFF#000000##FFFFFF
##550F4A1.0013.521.5513.52
#FFFFFF13.521.0021.001.00
#0000001.5521.001.0021.00
##FFFFFF13.521.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0F284C
Deuteranopia (green-blind)
#293248
Tritanopia (blue-blind)
#5A152B
Achromatopsia (no color)
#2E2E2E

Design tokens & code

CSS
--color: #550f4a;
/* rgb */ color: rgb(85, 15, 74);
/* oklch */ color: oklch(31.9% 0.122 335.4);
Tailwind
colors: {
  custom: {
    50: '#88567c',
    500: '#550f4a',
    950: '#000000',
  },
}
SCSS
$custom: #550f4a;
$custom-light: #88567c;
$custom-dark: #000000;
JSON
{
  "hex": "#550f4a",
  "rgb": {
    "r": 85,
    "g": 15,
    "b": 74
  },
  "hsl": {
    "h": 309.429,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.31871,
    "c": 0.12223,
    "h": 335.4
  },
  "luminance": 0.02767
}

Semantic roles & 50–950 ramp

primary
#550F4A
secondary
#318F40
accent
#ED573B
background
#F8F5F7
surface
#F0E9EE
border
#CBC5C9
text
#0C0309
muted
#7D787B

Preview Lab

Preview with #550F4A

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

Preview Lab → · Contrast checker → · Palette generator →

#550F4A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva