#550F5A#550F5A

#550F5A is a dark, vivid purple. Relative luminance 0.030; OKLCH L 32.9% C 0.136 H 325.1°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#550F5A
RGB	rgb(85, 15, 90)
HSL	hsl(296, 71%, 21%)
HSV	hsv(296, 83%, 35%)
CMYK	cmyk(5.6%, 83.3%, 0%, 64.7%)
CIE-LAB	lab(20.09, 40.86, -27.86)
CIE-LCH	lch(20.09, 49.46, 325.72°)
OKLab	oklab(32.91% 0.1112 -0.0776)
OKLCH	oklch(32.91% 0.136 325.1)
XYZ	xyz(5.7625, 3.0115, 9.9486)
Luminance	0.0301 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550F5A #145A0F

analogous

#2F0F5A #550F5A #5A0F39

triadic

#550F5A #5A550F #0F5A55

tetradic

#550F5A #5A2F0F #145A0F #0F395A

square

#550F5A #5A2F0F #145A0F #0F395A

split-complementary

#550F5A #395A0F #0F5A2F

monochromatic

#19041A #230626 #550F5A #87188E #B820C3

Accessibility & contrast

On white

13.11

#550F5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#550F5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550F5A

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550F5A	#FFFFFF	#000000	##FFFFFF
##550F5A	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5C

Deuteranopia (green-blind)

#203358

Tritanopia (blue-blind)

#571D34

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #550f5a;
/* rgb */ color: rgb(85, 15, 90);
/* oklch */ color: oklch(32.9% 0.136 325.1);

Tailwind

colors: {
  custom: {
    50: '#885789',
    500: '#550f5a',
    950: '#000000',
  },
}

SCSS

$custom: #550f5a;
$custom-light: #885789;
$custom-dark: #000000;

JSON

{
  "hex": "#550f5a",
  "rgb": {
    "r": 85,
    "g": 15,
    "b": 90
  },
  "hsl": {
    "h": 296,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.32909,
    "c": 0.13561,
    "h": 325.1
  },
  "luminance": 0.03011
}

Semantic roles & 50–950 ramp

primary

#550F5A

secondary

#389431

accent

#EE3A46

background

#F8F5F8

surface

#F0E9F0

border

#CBC5CB

text

#0C040B

muted

#7D797C

Preview Lab

Preview with #550F5A

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

Preview Lab → · Contrast checker → · Palette generator →