#551C6F#551C6F

#551C6F is a dark, vivid purple. Relative luminance 0.039; OKLCH L 35.7% C 0.140 H 313.0°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#551C6F
RGB	rgb(85, 28, 111)
HSL	hsl(281, 60%, 27%)
HSV	hsv(281, 75%, 44%)
CMYK	cmyk(23.4%, 74.8%, 0%, 56.5%)
CIE-LAB	lab(23.37, 40.18, -36.37)
CIE-LCH	lch(23.37, 54.20, 317.85°)
OKLab	oklab(35.72% 0.0956 -0.1027)
OKLCH	oklch(35.72% 0.14 313)
XYZ	xyz(7.0303, 3.9097, 15.4202)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551C6F #366F1C

analogous

#2C1C6F #551C6F #6F1C5F

triadic

#551C6F #6F551C #1C6F55

tetradic

#551C6F #6F2C1C #366F1C #1C5F6F

square

#551C6F #6F2C1C #366F1C #1C5F6F

split-complementary

#551C6F #5F6F1C #1C6F2C

monochromatic

#130618 #30103E #551C6F #7A28A0 #9E38CD

Accessibility & contrast

On white

11.79

#551C6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#551C6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551C6F

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551C6F	#FFFFFF	#000000	##FFFFFF
##551C6F	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003571

Deuteranopia (green-blind)

#14396D

Tritanopia (blue-blind)

#522E43

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #551c6f;
/* rgb */ color: rgb(85, 28, 111);
/* oklch */ color: oklch(35.7% 0.140 313.0);

Tailwind

colors: {
  custom: {
    50: '#885e99',
    500: '#551c6f',
    950: '#000000',
  },
}

SCSS

$custom: #551c6f;
$custom-light: #885e99;
$custom-dark: #000000;

JSON

{
  "hex": "#551c6f",
  "rgb": {
    "r": 85,
    "g": 28,
    "b": 111
  },
  "hsl": {
    "h": 281.205,
    "s": 59.712,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35717,
    "c": 0.14027,
    "h": 313
  },
  "luminance": 0.03909
}

Semantic roles & 50–950 ramp

primary

#551C6F

secondary

#61A443

accent

#E34576

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #551C6F

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

Preview Lab → · Contrast checker → · Palette generator →