#551C88#551C88

#551C88 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.8% C 0.166 H 302.9°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX#551C88
RGBrgb(85, 28, 136)
HSLhsl(272, 66%, 32%)
HSVhsv(272, 79%, 53%)
CMYKcmyk(37.5%, 79.4%, 0%, 46.7%)
CIE-LABlab(25.38, 46.15, -48.98)
CIE-LCHlch(25.38, 67.29, 313.29°)
OKLaboklab(37.77% 0.0905 -0.1397)
OKLCHoklch(37.77% 0.166 302.9)
XYZxyz(8.6044, 4.5394, 23.7107)
Luminance0.0454 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#551C88 #4F881C
analogous
#1F1C88 #551C88 #881C85
triadic
#551C88 #88551C #1C8855
tetradic
#551C88 #881F1C #4F881C #1C8588
square
#551C88 #881F1C #4F881C #1C8588
split-complementary
#551C88 #85881C #1C881F
monochromatic
#160722 #351255 #551C88 #7526BB #9346D9

Accessibility & contrast

On white

11.01
#551C88 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.91
#551C88 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551C88
11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##551C88#FFFFFF#000000##FFFFFF
##551C881.0011.011.9111.01
#FFFFFF11.011.0021.001.00
#0000001.9121.001.0021.00
##FFFFFF11.011.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003B8B
Deuteranopia (green-blind)
#003C86
Tritanopia (blue-blind)
#4A3851
Achromatopsia (no color)
#3C3C3C

Design tokens & code

CSS
--color: #551c88;
/* rgb */ color: rgb(85, 28, 136);
/* oklch */ color: oklch(37.8% 0.166 302.9);
Tailwind
colors: {
  custom: {
    50: '#8a5fac',
    500: '#551c88',
    950: '#000000',
  },
}
SCSS
$custom: #551c88;
$custom-light: #8a5fac;
$custom-dark: #000000;
JSON
{
  "hex": "#551c88",
  "rgb": {
    "r": 85,
    "g": 28,
    "b": 136
  },
  "hsl": {
    "h": 271.667,
    "s": 65.854,
    "l": 32.157
  },
  "oklch": {
    "l": 0.37766,
    "c": 0.16646,
    "h": 302.9
  },
  "luminance": 0.04539
}

Semantic roles & 50–950 ramp

primary
#551C88
secondary
#7DBA45
accent
#E93F8F
background
#F8F5FA
surface
#F0EAF4
border
#CBC6CE
text
#0C0510
muted
#7D797F

Preview Lab

Preview with #551C88

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

Preview Lab → · Contrast checker → · Palette generator →

#551C88 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva