#550F4B#550F4B

#550F4B is a dark, vivid purple. Relative luminance 0.028; OKLCH L 31.9% C 0.123 H 334.7°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#550F4B
RGB	rgb(85, 15, 75)
HSL	hsl(309, 70%, 20%)
HSV	hsv(309, 82%, 33%)
CMYK	cmyk(0%, 82.4%, 11.8%, 66.7%)
CIE-LAB	lab(19.15, 38.16, -19.21)
CIE-LCH	lch(19.15, 42.73, 333.28°)
OKLab	oklab(31.93% 0.1112 -0.0526)
OKLCH	oklch(31.93% 0.123 334.7)
XYZ	xyz(5.1872, 2.7814, 6.9189)
Luminance	0.0278 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550F4B #0F5519

analogous

#3C0F55 #550F4B #550F28

triadic

#550F4B #4B550F #0F4B55

tetradic

#550F4B #553C0F #0F5519 #0F2855

square

#550F4B #553C0F #0F5519 #0F2855

split-complementary

#550F4B #28550F #0F553C

monochromatic

#1A0517 #21061D #550F4B #891879 #BD21A7

Accessibility & contrast

On white

13.49

#550F4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#550F4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550F4B

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550F4B	#FFFFFF	#000000	##FFFFFF
##550F4B	1.00	13.49	1.56	13.49
#FFFFFF	13.49	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E284D

Deuteranopia (green-blind)

#283249

Tritanopia (blue-blind)

#5A152C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #550f4b;
/* rgb */ color: rgb(85, 15, 75);
/* oklch */ color: oklch(31.9% 0.123 334.7);

Tailwind

colors: {
  custom: {
    50: '#88567d',
    500: '#550f4b',
    950: '#000000',
  },
}

SCSS

$custom: #550f4b;
$custom-light: #88567d;
$custom-dark: #000000;

JSON

{
  "hex": "#550f4b",
  "rgb": {
    "r": 85,
    "g": 15,
    "b": 75
  },
  "hsl": {
    "h": 308.571,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.31931,
    "c": 0.12302,
    "h": 334.7
  },
  "luminance": 0.02781
}

Semantic roles & 50–950 ramp

primary

#550F4B

secondary

#318F3E

accent

#ED543B

background

#F8F5F7

surface

#F0E9EE

border

#CBC5C9

text

#0C0309

muted

#7D787B

Preview Lab

Preview with #550F4B

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

Preview Lab → · Contrast checker → · Palette generator →