#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
RGB	rgb(85, 31, 161)
HSL	hsl(265, 68%, 38%)
HSV	hsv(265, 81%, 63%)
CMYK	cmyk(47.2%, 80.7%, 0%, 36.9%)
CIE-LAB	lab(28.07, 51.22, -59.98)
CIE-LCH	lch(28.07, 78.87, 310.50°)
OKLab	oklab(40.34% 0.0806 -0.172)
OKLCH	oklch(40.34% 0.19 295.1)
XYZ	xyz(10.6676, 5.4842, 34.2078)
Luminance	0.0548 (WCAG relative)
Temperature	cool
Family	violet

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
##551FA1	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

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 →