#551878#551878

#551878 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 36.0% C 0.154 H 309.5°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#551878
RGB	rgb(85, 24, 120)
HSL	hsl(278, 67%, 28%)
HSV	hsv(278, 80%, 47%)
CMYK	cmyk(29.2%, 80%, 0%, 52.9%)
CIE-LAB	lab(23.47, 43.95, -41.98)
CIE-LCH	lch(23.47, 60.78, 316.32°)
OKLab	oklab(36.01% 0.0981 -0.1191)
OKLCH	oklch(36.01% 0.154 309.5)
XYZ	xyz(7.4624, 3.9408, 18.1332)
Luminance	0.0394 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551878 #3B7818

analogous

#251878 #551878 #78186B

triadic

#551878 #785518 #187855

tetradic

#551878 #782518 #3B7818 #186B78

square

#551878 #782518 #3B7818 #186B78

split-complementary

#551878 #6B7818 #187825

monochromatic

#12051A #310E45 #551878 #7922AB #9B34D6

Accessibility & contrast

On white

11.74

#551878 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#551878 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551878

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551878	#FFFFFF	#000000	##FFFFFF
##551878	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357B

Deuteranopia (green-blind)

#003976

Tritanopia (blue-blind)

#503047

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #551878;
/* rgb */ color: rgb(85, 24, 120);
/* oklch */ color: oklch(36.0% 0.154 309.5);

Tailwind

colors: {
  custom: {
    50: '#895da0',
    500: '#551878',
    950: '#000000',
  },
}

SCSS

$custom: #551878;
$custom-light: #895da0;
$custom-dark: #000000;

JSON

{
  "hex": "#551878",
  "rgb": {
    "r": 85,
    "g": 24,
    "b": 120
  },
  "hsl": {
    "h": 278.125,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.36011,
    "c": 0.1543,
    "h": 309.5
  },
  "luminance": 0.03941
}

Semantic roles & 50–950 ramp

primary

#551878

secondary

#67AD3F

accent

#EA3E7D

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040F

muted

#7D797E

Preview Lab

Preview with #551878

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

Preview Lab → · Contrast checker → · Palette generator →