#551A5D#551A5D

#551A5D is a dark, vivid purple. Relative luminance 0.035; OKLCH L 34.2% C 0.125 H 322.7°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#551A5D
RGB	rgb(85, 26, 93)
HSL	hsl(293, 56%, 23%)
HSV	hsv(293, 72%, 36%)
CMYK	cmyk(8.6%, 72%, 0%, 63.5%)
CIE-LAB	lab(21.80, 37.15, -27.12)
CIE-LCH	lch(21.80, 46.00, 323.87°)
OKLab	oklab(34.2% 0.0992 -0.0756)
OKLCH	oklch(34.2% 0.125 322.7)
XYZ	xyz(6.0913, 3.4607, 10.7009)
Luminance	0.0346 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.82

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551A5D #225D1A

analogous

#331A5D #551A5D #5D1A43

triadic

#551A5D #5D551A #1A5D55

tetradic

#551A5D #5D331A #225D1A #1A435D

square

#551A5D #5D331A #225D1A #1A435D

split-complementary

#551A5D #435D1A #1A5D33

monochromatic

#160718 #290D2D #551A5D #81278D #AC35BD

Accessibility & contrast

On white

12.41

#551A5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#551A5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551A5D

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551A5D	#FFFFFF	#000000	##FFFFFF
##551A5D	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08305F

Deuteranopia (green-blind)

#24375B

Tritanopia (blue-blind)

#562539

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #551a5d;
/* rgb */ color: rgb(85, 26, 93);
/* oklch */ color: oklch(34.2% 0.125 322.7);

Tailwind

colors: {
  custom: {
    50: '#875c8b',
    500: '#551a5d',
    950: '#000000',
  },
}

SCSS

$custom: #551a5d;
$custom-light: #875c8b;
$custom-dark: #000000;

JSON

{
  "hex": "#551a5d",
  "rgb": {
    "r": 85,
    "g": 26,
    "b": 93
  },
  "hsl": {
    "h": 292.836,
    "s": 56.303,
    "l": 23.333
  },
  "oklch": {
    "l": 0.34196,
    "c": 0.12474,
    "h": 322.7
  },
  "luminance": 0.0346
}

Semantic roles & 50–950 ramp

primary

#551A5D

secondary

#4A9340

accent

#E0485A

background

#F8F5F8

surface

#F0E9F0

border

#CBC5CB

text

#0C040C

muted

#7D797D

Preview Lab

Preview with #551A5D

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

Preview Lab → · Contrast checker → · Palette generator →