#551FA1#551FA1

#551FA1 is a dark, vivid violet. Relative luminance 0.055; OKLCH L 40.3% C 0.190 H 295.1°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX#551FA1
RGBrgb(85, 31, 161)
HSLhsl(265, 68%, 38%)
HSVhsv(265, 81%, 63%)
CMYKcmyk(47.2%, 80.7%, 0%, 36.9%)
CIE-LABlab(28.07, 51.22, -59.98)
CIE-LCHlch(28.07, 78.87, 310.50°)
OKLaboklab(40.34% 0.0806 -0.172)
OKLCHoklch(40.34% 0.19 295.1)
XYZxyz(10.6676, 5.4842, 34.2078)
Luminance0.0548 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#551FA1 #6BA11F
analogous
#1F2AA1 #551FA1 #961FA1
triadic
#551FA1 #A1551F #1FA155
tetradic
#551FA1 #A11F2A #6BA11F #1FA196
square
#551FA1 #A11F2A #6BA11F #1FA196
split-complementary
#551FA1 #A1961F #2AA11F
monochromatic
#1F0B3A #3A156E #551FA1 #7029D4 #925BDF

Accessibility & contrast

On white

10.02
#551FA1 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.10
#551FA1 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551FA1
10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##551FA1#FFFFFF#000000##FFFFFF
##551FA11.0010.022.1010.02
#FFFFFF10.021.0021.001.00
#0000002.1021.001.0021.00
##FFFFFF10.021.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0043A5
Deuteranopia (green-blind)
#00409F
Tritanopia (blue-blind)
#3F4460
Achromatopsia (no color)
#424242

Design tokens & code

CSS
--color: #551fa1;
/* rgb */ color: rgb(85, 31, 161);
/* oklch */ color: oklch(40.3% 0.190 295.1);
Tailwind
colors: {
  custom: {
    50: '#8d62be',
    500: '#551fa1',
    950: '#000000',
  },
}
SCSS
$custom: #551fa1;
$custom-light: #8d62be;
$custom-dark: #000000;
JSON
{
  "hex": "#551fa1",
  "rgb": {
    "r": 85,
    "g": 31,
    "b": 161
  },
  "hsl": {
    "h": 264.923,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.40338,
    "c": 0.18995,
    "h": 295.1
  },
  "luminance": 0.05484
}

Semantic roles & 50–950 ramp

primary
#551FA1
secondary
#97C458
accent
#EB3DA3
background
#F9F6FB
surface
#F1EBF7
border
#CBC6D0
text
#0D0512
muted
#7E7A81

Preview Lab

Preview with #551FA1

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

Preview Lab → · Contrast checker → · Palette generator →

#551FA1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva