#551B85#551B85

#551B85 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.4% C 0.164 H 304.1°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX#551B85
RGBrgb(85, 27, 133)
HSLhsl(273, 66%, 31%)
HSVhsv(273, 80%, 52%)
CMYKcmyk(36.1%, 79.7%, 0%, 47.8%)
CIE-LABlab(24.98, 45.83, -47.76)
CIE-LCHlch(24.98, 66.19, 313.82°)
OKLaboklab(37.41% 0.0922 -0.1361)
OKLCHoklch(37.41% 0.164 304.1)
XYZxyz(8.3709, 4.4086, 22.5957)
Luminance0.0441 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#551B85 #4B851B
analogous
#201B85 #551B85 #851B80
triadic
#551B85 #85551B #1B8555
tetradic
#551B85 #85201B #4B851B #1B8085
square
#551B85 #85201B #4B851B #1B8085
split-complementary
#551B85 #80851B #1B8520
monochromatic
#14061F #341152 #551B85 #7625B8 #9442D9

Accessibility & contrast

On white

11.16
#551B85 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.88
#551B85 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551B85
11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##551B85#FFFFFF#000000##FFFFFF
##551B851.0011.161.8811.16
#FFFFFF11.161.0021.001.00
#0000001.8821.001.0021.00
##FFFFFF11.161.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003A88
Deuteranopia (green-blind)
#003B83
Tritanopia (blue-blind)
#4B3750
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #551b85;
/* rgb */ color: rgb(85, 27, 133);
/* oklch */ color: oklch(37.4% 0.164 304.1);
Tailwind
colors: {
  custom: {
    50: '#8a5fa9',
    500: '#551b85',
    950: '#000000',
  },
}
SCSS
$custom: #551b85;
$custom-light: #8a5fa9;
$custom-dark: #000000;
JSON
{
  "hex": "#551b85",
  "rgb": {
    "r": 85,
    "g": 27,
    "b": 133
  },
  "hsl": {
    "h": 272.83,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37405,
    "c": 0.16438,
    "h": 304.1
  },
  "luminance": 0.04409
}

Semantic roles & 50–950 ramp

primary
#551B85
secondary
#78B844
accent
#E93F8C
background
#F8F5FA
surface
#F0EAF4
border
#CBC6CE
text
#0C0510
muted
#7D797F

Preview Lab

Preview with #551B85

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

Preview Lab → · Contrast checker → · Palette generator →

#551B85 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva