#551E73#551E73

#551E73 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.3% C 0.142 H 310.9°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#551E73
RGB	rgb(85, 30, 115)
HSL	hsl(279, 59%, 28%)
HSV	hsv(279, 74%, 45%)
CMYK	cmyk(26.1%, 73.9%, 0%, 54.9%)
CIE-LAB	lab(23.99, 40.20, -37.94)
CIE-LCH	lch(23.99, 55.28, 316.66°)
OKLab	oklab(36.25% 0.0928 -0.1073)
OKLCH	oklch(36.25% 0.142 310.9)
XYZ	xyz(7.3045, 4.0978, 16.6225)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551E73 #3C731E

analogous

#2A1E73 #551E73 #731E66

triadic

#551E73 #73551E #1E7355

tetradic

#551E73 #732A1E #3C731E #1E6673

square

#551E73 #732A1E #3C731E #1E6673

split-complementary

#551E73 #66731E #1E732A

monochromatic

#120618 #311142 #551E73 #792BA4 #9B3FCD

Accessibility & contrast

On white

11.54

#551E73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#551E73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551E73

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551E73	#FFFFFF	#000000	##FFFFFF
##551E73	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003775

Deuteranopia (green-blind)

#113A71

Tritanopia (blue-blind)

#513146

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #551e73;
/* rgb */ color: rgb(85, 30, 115);
/* oklch */ color: oklch(36.3% 0.142 310.9);

Tailwind

colors: {
  custom: {
    50: '#885f9c',
    500: '#551e73',
    950: '#000000',
  },
}

SCSS

$custom: #551e73;
$custom-light: #885f9c;
$custom-dark: #000000;

JSON

{
  "hex": "#551e73",
  "rgb": {
    "r": 85,
    "g": 30,
    "b": 115
  },
  "hsl": {
    "h": 278.824,
    "s": 58.621,
    "l": 28.431
  },
  "oklch": {
    "l": 0.36254,
    "c": 0.14187,
    "h": 310.9
  },
  "luminance": 0.04098
}

Semantic roles & 50–950 ramp

primary

#551E73

secondary

#68A746

accent

#E2467D

background

#F8F5F9

surface

#F0EAF2

border

#CBC6CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #551E73

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

Preview Lab → · Contrast checker → · Palette generator →