#551E71#551E71

#551E71 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.1% C 0.140 H 311.8°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#551E71
RGB	rgb(85, 30, 113)
HSL	hsl(280, 58%, 28%)
HSV	hsv(280, 73%, 44%)
CMYK	cmyk(24.8%, 73.5%, 0%, 55.7%)
CIE-LAB	lab(23.84, 39.73, -36.89)
CIE-LCH	lch(23.84, 54.22, 317.12°)
OKLab	oklab(36.1% 0.0931 -0.1042)
OKLCH	oklch(36.1% 0.14 311.8)
XYZ	xyz(7.1907, 4.0523, 16.0230)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551E71 #3A711E

analogous

#2B1E71 #551E71 #711E63

triadic

#551E71 #71551E #1E7155

tetradic

#551E71 #712B1E #3A711E #1E6371

square

#551E71 #712B1E #3A711E #1E6371

split-complementary

#551E71 #63711E #1E712B

monochromatic

#120618 #311141 #551E71 #792BA1 #9C3ECC

Accessibility & contrast

On white

11.60

#551E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#551E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551E71

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551E71	#FFFFFF	#000000	##FFFFFF
##551E71	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003673

Deuteranopia (green-blind)

#143A6F

Tritanopia (blue-blind)

#523045

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #551e71;
/* rgb */ color: rgb(85, 30, 113);
/* oklch */ color: oklch(36.1% 0.140 311.8);

Tailwind

colors: {
  custom: {
    50: '#885f9a',
    500: '#551e71',
    950: '#000000',
  },
}

SCSS

$custom: #551e71;
$custom-light: #885f9a;
$custom-dark: #000000;

JSON

{
  "hex": "#551e71",
  "rgb": {
    "r": 85,
    "g": 30,
    "b": 113
  },
  "hsl": {
    "h": 279.759,
    "s": 58.042,
    "l": 28.039
  },
  "oklch": {
    "l": 0.36101,
    "c": 0.13974,
    "h": 311.8
  },
  "luminance": 0.04052
}

Semantic roles & 50–950 ramp

primary

#551E71

secondary

#66A546

accent

#E1477B

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #551E71

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

Preview Lab → · Contrast checker → · Palette generator →