#551D4E#551D4E

#551D4E is a dark, moderate purple. Relative luminance 0.034; OKLCH L 33.6% C 0.106 H 332.8°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#551D4E
RGB	rgb(85, 29, 78)
HSL	hsl(308, 49%, 22%)
HSV	hsv(308, 66%, 33%)
CMYK	cmyk(0%, 65.9%, 8.2%, 66.7%)
CIE-LAB	lab(21.43, 32.75, -17.67)
CIE-LCH	lch(21.43, 37.22, 331.66°)
OKLab	oklab(33.64% 0.0941 -0.0483)
OKLCH	oklch(33.64% 0.106 332.8)
XYZ	xyz(5.5608, 3.3605, 7.5620)
Luminance	0.0336 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551D4E #1D5524

analogous

#401D55 #551D4E #551D32

triadic

#551D4E #4E551D #1D4E55

tetradic

#551D4E #55401D #1D5524 #1D3255

square

#551D4E #55401D #1D5524 #1D3255

split-complementary

#551D4E #32551D #1D5540

monochromatic

#170815 #270D24 #551D4E #832D78 #B03CA2

Accessibility & contrast

On white

12.56

#551D4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#551D4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551D4E

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551D4E	#FFFFFF	#000000	##FFFFFF
##551D4E	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2E50

Deuteranopia (green-blind)

#2D364D

Tritanopia (blue-blind)

#592132

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #551d4e;
/* rgb */ color: rgb(85, 29, 78);
/* oklch */ color: oklch(33.6% 0.106 332.8);

Tailwind

colors: {
  custom: {
    50: '#875d7f',
    500: '#551d4e',
    950: '#000000',
  },
}

SCSS

$custom: #551d4e;
$custom-light: #875d7f;
$custom-dark: #000000;

JSON

{
  "hex": "#551d4e",
  "rgb": {
    "r": 85,
    "g": 29,
    "b": 78
  },
  "hsl": {
    "h": 307.5,
    "s": 49.123,
    "l": 22.353
  },
  "oklch": {
    "l": 0.33642,
    "c": 0.1058,
    "h": 332.8
  },
  "luminance": 0.0336
}

Semantic roles & 50–950 ramp

primary

#551D4E

secondary

#448A4C

accent

#D9604F

background

#F8F5F7

surface

#F0E9EE

border

#CBC5C9

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #551D4E

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

Preview Lab → · Contrast checker → · Palette generator →