#551777#551777

#551777 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.8% C 0.154 H 310.0°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#551777
RGB	rgb(85, 23, 119)
HSL	hsl(279, 68%, 28%)
HSV	hsv(279, 81%, 47%)
CMYK	cmyk(28.6%, 80.7%, 0%, 53.3%)
CIE-LAB	lab(23.26, 44.11, -41.69)
CIE-LCH	lch(23.26, 60.69, 316.62°)
OKLab	oklab(35.83% 0.0992 -0.1183)
OKLCH	oklch(35.83% 0.154 310)
XYZ	xyz(7.3818, 3.8762, 17.8085)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551777 #397717

analogous

#251777 #551777 #771769

triadic

#551777 #775517 #177755

tetradic

#551777 #772517 #397717 #176977

square

#551777 #772517 #397717 #176977

split-complementary

#551777 #697717 #177725

monochromatic

#12051A #300D44 #551777 #7A21AA #9C31D7

Accessibility & contrast

On white

11.83

#551777 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#551777 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551777

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551777	#FFFFFF	#000000	##FFFFFF
##551777	1.00	11.83	1.78	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357A

Deuteranopia (green-blind)

#003875

Tritanopia (blue-blind)

#502F47

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #551777;
/* rgb */ color: rgb(85, 23, 119);
/* oklch */ color: oklch(35.8% 0.154 310.0);

Tailwind

colors: {
  custom: {
    50: '#895c9f',
    500: '#551777',
    950: '#000000',
  },
}

SCSS

$custom: #551777;
$custom-light: #895c9f;
$custom-dark: #000000;

JSON

{
  "hex": "#551777",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 119
  },
  "hsl": {
    "h": 278.75,
    "s": 67.606,
    "l": 27.843
  },
  "oklch": {
    "l": 0.35833,
    "c": 0.15437,
    "h": 310
  },
  "luminance": 0.03876
}

Semantic roles & 50–950 ramp

primary

#551777

secondary

#65AC3E

accent

#EA3D7B

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #551777

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

Preview Lab → · Contrast checker → · Palette generator →