#551A8D#551A8D

#551A8D is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.0% C 0.174 H 301.5°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX#551A8D
RGBrgb(85, 26, 141)
HSLhsl(271, 69%, 33%)
HSVhsv(271, 82%, 55%)
CMYKcmyk(39.7%, 81.6%, 0%, 44.7%)
CIE-LABlab(25.54, 48.18, -51.83)
CIE-LCHlch(25.54, 70.76, 312.91°)
OKLaboklab(38.02% 0.0907 -0.1481)
OKLCHoklch(38.02% 0.174 301.5)
XYZxyz(8.9222, 4.5931, 25.6106)
Luminance0.0459 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#551A8D #528D1A
analogous
#1C1A8D #551A8D #8D1A8B
triadic
#551A8D #8D551A #1A8D55
tetradic
#551A8D #8D1C1A #528D1A #1A8B8D
square
#551A8D #8D1C1A #528D1A #1A8B8D
split-complementary
#551A8D #8B8D1A #1A8D1C
monochromatic
#170726 #361059 #551A8D #7424C1 #9345DD

Accessibility & contrast

On white

10.95
#551A8D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.92
#551A8D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551A8D
10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##551A8D#FFFFFF#000000##FFFFFF
##551A8D1.0010.951.9210.95
#FFFFFF10.951.0021.001.00
#0000001.9221.001.0021.00
##FFFFFF10.951.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003C90
Deuteranopia (green-blind)
#003C8B
Tritanopia (blue-blind)
#483A54
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #551a8d;
/* rgb */ color: rgb(85, 26, 141);
/* oklch */ color: oklch(38.0% 0.174 301.5);
Tailwind
colors: {
  custom: {
    50: '#8b5faf',
    500: '#551a8d',
    950: '#000000',
  },
}
SCSS
$custom: #551a8d;
$custom-light: #8b5faf;
$custom-dark: #000000;
JSON
{
  "hex": "#551a8d",
  "rgb": {
    "r": 85,
    "g": 26,
    "b": 141
  },
  "hsl": {
    "h": 270.783,
    "s": 68.862,
    "l": 32.745
  },
  "oklch": {
    "l": 0.38015,
    "c": 0.17367,
    "h": 301.5
  },
  "luminance": 0.04593
}

Semantic roles & 50–950 ramp

primary
#551A8D
secondary
#80BE45
accent
#EC3C92
background
#F8F5FA
surface
#F0EAF5
border
#CBC6CF
text
#0D0510
muted
#7D797F

Preview Lab

Preview with #551A8D

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

Preview Lab → · Contrast checker → · Palette generator →

#551A8D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva