#550F51#550F51

#550F51 is a dark, vivid purple. Relative luminance 0.029; OKLCH L 32.3% C 0.128 H 330.6°. Best body text is #FFFFFF at 13.35:1 contrast (WCAG AA passes).

Color values

HEX	#550F51
RGB	rgb(85, 15, 81)
HSL	hsl(303, 70%, 20%)
HSV	hsv(303, 82%, 33%)
CMYK	cmyk(0%, 82.4%, 4.7%, 66.7%)
CIE-LAB	lab(19.51, 39.20, -22.73)
CIE-LCH	lch(19.51, 45.32, 329.89°)
OKLab	oklab(32.3% 0.1115 -0.0627)
OKLCH	oklch(32.3% 0.128 330.6)
XYZ	xyz(5.4023, 2.8675, 8.0519)
Luminance	0.0287 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550F51 #0F5513

analogous

#360F55 #550F51 #550F2E

triadic

#550F51 #51550F #0F5155

tetradic

#550F51 #55360F #0F5513 #0F2E55

square

#550F51 #55360F #0F5513 #0F2E55

split-complementary

#550F51 #2E550F #0F5536

monochromatic

#1A0519 #21061F #550F51 #891883 #BD21B4

Accessibility & contrast

On white

13.35

#550F51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#550F51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550F51

13.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550F51	#FFFFFF	#000000	##FFFFFF
##550F51	1.00	13.35	1.57	13.35
#FFFFFF	13.35	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#072953

Deuteranopia (green-blind)

#25334F

Tritanopia (blue-blind)

#59192F

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #550f51;
/* rgb */ color: rgb(85, 15, 81);
/* oklch */ color: oklch(32.3% 0.128 330.6);

Tailwind

colors: {
  custom: {
    50: '#885782',
    500: '#550f51',
    950: '#000000',
  },
}

SCSS

$custom: #550f51;
$custom-light: #885782;
$custom-dark: #000000;

JSON

{
  "hex": "#550f51",
  "rgb": {
    "r": 85,
    "g": 15,
    "b": 81
  },
  "hsl": {
    "h": 303.429,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.32304,
    "c": 0.12792,
    "h": 330.6
  },
  "luminance": 0.02867
}

Semantic roles & 50–950 ramp

primary

#550F51

secondary

#318F36

accent

#ED453B

background

#F8F5F8

surface

#F0E9EF

border

#CBC5CA

text

#0C030A

muted

#7D787C

Preview Lab

Preview with #550F51

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

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