#551D50#551D50

#551D50 is a dark, moderate purple. Relative luminance 0.034; OKLCH L 33.8% C 0.108 H 331.3°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#551D50
RGB	rgb(85, 29, 80)
HSL	hsl(305, 49%, 22%)
HSV	hsv(305, 66%, 33%)
CMYK	cmyk(0%, 65.9%, 5.9%, 66.7%)
CIE-LAB	lab(21.54, 33.13, -18.85)
CIE-LCH	lch(21.54, 38.12, 330.36°)
OKLab	oklab(33.76% 0.0944 -0.0517)
OKLCH	oklch(33.76% 0.108 331.3)
XYZ	xyz(5.6336, 3.3896, 7.9454)
Luminance	0.0339 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551D50 #1D5522

analogous

#3E1D55 #551D50 #551D34

triadic

#551D50 #50551D #1D5055

tetradic

#551D50 #553E1D #1D5522 #1D3455

square

#551D50 #553E1D #1D5522 #1D3455

split-complementary

#551D50 #34551D #1D553E

monochromatic

#170815 #270D25 #551D50 #832D7B #B03CA6

Accessibility & contrast

On white

12.52

#551D50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#551D50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551D50

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551D50	#FFFFFF	#000000	##FFFFFF
##551D50	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A2F52

Deuteranopia (green-blind)

#2C364E

Tritanopia (blue-blind)

#592233

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #551d50;
/* rgb */ color: rgb(85, 29, 80);
/* oklch */ color: oklch(33.8% 0.108 331.3);

Tailwind

colors: {
  custom: {
    50: '#875d81',
    500: '#551d50',
    950: '#000000',
  },
}

SCSS

$custom: #551d50;
$custom-light: #875d81;
$custom-dark: #000000;

JSON

{
  "hex": "#551d50",
  "rgb": {
    "r": 85,
    "g": 29,
    "b": 80
  },
  "hsl": {
    "h": 305.357,
    "s": 49.123,
    "l": 22.353
  },
  "oklch": {
    "l": 0.33756,
    "c": 0.10764,
    "h": 331.3
  },
  "luminance": 0.03389
}

Semantic roles & 50–950 ramp

primary

#551D50

secondary

#448A4A

accent

#D95B4F

background

#F8F5F7

surface

#F0E9EE

border

#CBC5C9

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #551D50

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

Preview Lab → · Contrast checker → · Palette generator →