#551C79#551C79

#551C79 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.5% C 0.151 H 308.6°. Best body text is #FFFFFF at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#551C79
RGB	rgb(85, 28, 121)
HSL	hsl(277, 62%, 29%)
HSV	hsv(277, 77%, 47%)
CMYK	cmyk(29.8%, 76.9%, 0%, 52.5%)
CIE-LAB	lab(24.14, 42.52, -41.54)
CIE-LCH	lch(24.14, 59.44, 315.67°)
OKLab	oklab(36.5% 0.094 -0.1179)
OKLCH	oklch(36.5% 0.151 308.6)
XYZ	xyz(7.6120, 4.1424, 18.4840)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551C79 #40791C

analogous

#271C79 #551C79 #791C6F

triadic

#551C79 #79551C #1C7955

tetradic

#551C79 #79271C #40791C #1C6F79

square

#551C79 #79271C #40791C #1C6F79

split-complementary

#551C79 #6F791C #1C7927

monochromatic

#110619 #321047 #551C79 #7828AB #993DD2

Accessibility & contrast

On white

11.49

#551C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#551C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551C79

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551C79	#FFFFFF	#000000	##FFFFFF
##551C79	1.00	11.49	1.83	11.49
#FFFFFF	11.49	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377C

Deuteranopia (green-blind)

#003A77

Tritanopia (blue-blind)

#4F3249

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #551c79;
/* rgb */ color: rgb(85, 28, 121);
/* oklch */ color: oklch(36.5% 0.151 308.6);

Tailwind

colors: {
  custom: {
    50: '#895ea0',
    500: '#551c79',
    950: '#000000',
  },
}

SCSS

$custom: #551c79;
$custom-light: #895ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#551c79",
  "rgb": {
    "r": 85,
    "g": 28,
    "b": 121
  },
  "hsl": {
    "h": 276.774,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.36503,
    "c": 0.15073,
    "h": 308.6
  },
  "luminance": 0.04142
}

Semantic roles & 50–950 ramp

primary

#551C79

secondary

#6DAD44

accent

#E54281

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050F

muted

#7D797E

Preview Lab

Preview with #551C79

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

Preview Lab → · Contrast checker → · Palette generator →