#551774#551774

#551774 is a dark, vivid purple. Relative luminance 0.038; OKLCH L 35.6% C 0.151 H 311.3°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#551774
RGB	rgb(85, 23, 116)
HSL	hsl(280, 67%, 27%)
HSV	hsv(280, 80%, 45%)
CMYK	cmyk(26.7%, 80.2%, 0%, 54.5%)
CIE-LAB	lab(23.02, 43.43, -40.16)
CIE-LCH	lch(23.02, 59.15, 317.24°)
OKLab	oklab(35.59% 0.0999 -0.1138)
OKLCH	oklch(35.59% 0.151 311.3)
XYZ	xyz(7.2045, 3.8052, 16.8746)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551774 #367417

analogous

#271774 #551774 #741765

triadic

#551774 #745517 #177455

tetradic

#551774 #742717 #367417 #176574

square

#551774 #742717 #367417 #176574

split-complementary

#551774 #657417 #177427

monochromatic

#13051A #300D41 #551774 #7A21A7 #9E30D6

Accessibility & contrast

On white

11.93

#551774 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#551774 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551774

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551774	#FFFFFF	#000000	##FFFFFF
##551774	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003477

Deuteranopia (green-blind)

#033872

Tritanopia (blue-blind)

#512D45

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #551774;
/* rgb */ color: rgb(85, 23, 116);
/* oklch */ color: oklch(35.6% 0.151 311.3);

Tailwind

colors: {
  custom: {
    50: '#895c9d',
    500: '#551774',
    950: '#000000',
  },
}

SCSS

$custom: #551774;
$custom-light: #895c9d;
$custom-dark: #000000;

JSON

{
  "hex": "#551774",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 116
  },
  "hsl": {
    "h": 280,
    "s": 66.906,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35588,
    "c": 0.15138,
    "h": 311.3
  },
  "luminance": 0.03805
}

Semantic roles & 50–950 ramp

primary

#551774

secondary

#61A93D

accent

#EA3E77

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #551774

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

Preview Lab → · Contrast checker → · Palette generator →