#551678#551678

#551678 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.8% C 0.156 H 309.7°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#551678
RGB	rgb(85, 22, 120)
HSL	hsl(279, 69%, 28%)
HSV	hsv(279, 82%, 47%)
CMYK	cmyk(29.2%, 81.7%, 0%, 52.9%)
CIE-LAB	lab(23.21, 44.72, -42.41)
CIE-LCH	lch(23.21, 61.63, 316.52°)
OKLab	oklab(35.82% 0.0999 -0.1204)
OKLCH	oklch(35.82% 0.156 309.7)
XYZ	xyz(7.4227, 3.8613, 18.1199)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551678 #397816

analogous

#241678 #551678 #78166A

triadic

#551678 #785516 #167855

tetradic

#551678 #782416 #397816 #166A78

square

#551678 #782416 #397816 #166A78

split-complementary

#551678 #6A7816 #167824

monochromatic

#12051A #300D44 #551678 #7A1FAC #9C2FD9

Accessibility & contrast

On white

11.85

#551678 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#551678 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551678

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551678	#FFFFFF	#000000	##FFFFFF
##551678	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357B

Deuteranopia (green-blind)

#003876

Tritanopia (blue-blind)

#502F47

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #551678;
/* rgb */ color: rgb(85, 22, 120);
/* oklch */ color: oklch(35.8% 0.156 309.7);

Tailwind

colors: {
  custom: {
    50: '#895ca0',
    500: '#551678',
    950: '#000000',
  },
}

SCSS

$custom: #551678;
$custom-light: #895ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#551678",
  "rgb": {
    "r": 85,
    "g": 22,
    "b": 120
  },
  "hsl": {
    "h": 278.571,
    "s": 69.014,
    "l": 27.843
  },
  "oklch": {
    "l": 0.35824,
    "c": 0.15641,
    "h": 309.7
  },
  "luminance": 0.03861
}

Semantic roles & 50–950 ramp

primary

#551678

secondary

#65AD3C

accent

#EC3C7B

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040F

muted

#7D797E

Preview Lab

Preview with #551678

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

Preview Lab → · Contrast checker → · Palette generator →