#551771#551771

#551771 is a dark, vivid purple. Relative luminance 0.037; OKLCH L 35.3% C 0.148 H 312.6°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#551771
RGB	rgb(85, 23, 113)
HSL	hsl(281, 66%, 27%)
HSV	hsv(281, 80%, 44%)
CMYK	cmyk(24.8%, 79.6%, 0%, 55.7%)
CIE-LAB	lab(22.78, 42.75, -38.61)
CIE-LCH	lch(22.78, 57.61, 317.91°)
OKLab	oklab(35.35% 0.1005 -0.1092)
OKLCH	oklch(35.35% 0.148 312.6)
XYZ	xyz(7.0328, 3.7366, 15.9703)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551771 #337117

analogous

#281771 #551771 #711760

triadic

#551771 #715517 #177155

tetradic

#551771 #712817 #337117 #176071

square

#551771 #712817 #337117 #176071

split-complementary

#551771 #607117 #177128

monochromatic

#130519 #2F0D3E #551771 #7B21A4 #A12ED4

Accessibility & contrast

On white

12.02

#551771 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#551771 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551771

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551771	#FFFFFF	#000000	##FFFFFF
##551771	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003373

Deuteranopia (green-blind)

#0A386F

Tritanopia (blue-blind)

#522C43

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #551771;
/* rgb */ color: rgb(85, 23, 113);
/* oklch */ color: oklch(35.3% 0.148 312.6);

Tailwind

colors: {
  custom: {
    50: '#895c9a',
    500: '#551771',
    950: '#000000',
  },
}

SCSS

$custom: #551771;
$custom-light: #895c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#551771",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 113
  },
  "hsl": {
    "h": 281.333,
    "s": 66.176,
    "l": 26.667
  },
  "oklch": {
    "l": 0.35347,
    "c": 0.1484,
    "h": 312.6
  },
  "luminance": 0.03736
}

Semantic roles & 50–950 ramp

primary

#551771

secondary

#5EA73D

accent

#E93F74

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #551771

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

Preview Lab → · Contrast checker → · Palette generator →