#550D4C#550D4C

#550D4C is a dark, vivid purple. Relative luminance 0.027; OKLCH L 31.8% C 0.126 H 334.0°. Best body text is #FFFFFF at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#550D4C
RGB	rgb(85, 13, 76)
HSL	hsl(308, 73%, 19%)
HSV	hsv(308, 85%, 33%)
CMYK	cmyk(0%, 84.7%, 10.6%, 66.7%)
CIE-LAB	lab(18.98, 38.99, -20.16)
CIE-LCH	lch(18.98, 43.89, 332.65°)
OKLab	oklab(31.83% 0.1132 -0.0553)
OKLCH	oklch(31.83% 0.126 334)
XYZ	xyz(5.1948, 2.7414, 7.0916)
Luminance	0.0274 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550D4C #0D5516

analogous

#3A0D55 #550D4C #550D28

triadic

#550D4C #4C550D #0D4C55

tetradic

#550D4C #553A0D #0D5516 #0D2855

square

#550D4C #553A0D #0D5516 #0D2855

split-complementary

#550D4C #28550D #0D553A

monochromatic

#1B0418 #20051D #550D4C #8A157B #BF1DAB

Accessibility & contrast

On white

13.56

#550D4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#550D4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550D4C

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550D4C	#FFFFFF	#000000	##FFFFFF
##550D4C	1.00	13.56	1.55	13.56
#FFFFFF	13.56	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B274E

Deuteranopia (green-blind)

#27324A

Tritanopia (blue-blind)

#59152C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #550d4c;
/* rgb */ color: rgb(85, 13, 76);
/* oklch */ color: oklch(31.8% 0.126 334.0);

Tailwind

colors: {
  custom: {
    50: '#88567e',
    500: '#550d4c',
    950: '#000000',
  },
}

SCSS

$custom: #550d4c;
$custom-light: #88567e;
$custom-dark: #000000;

JSON

{
  "hex": "#550d4c",
  "rgb": {
    "r": 85,
    "g": 13,
    "b": 76
  },
  "hsl": {
    "h": 307.5,
    "s": 73.469,
    "l": 19.216
  },
  "oklch": {
    "l": 0.31828,
    "c": 0.12599,
    "h": 334
  },
  "luminance": 0.02741
}

Semantic roles & 50–950 ramp

primary

#550D4C

secondary

#2E903A

accent

#F04F38

background

#F8F5F7

surface

#F0E9EE

border

#CBC5C9

text

#0C030A

muted

#7D787C

Preview Lab

Preview with #550D4C

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

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