#551C4D#551C4D

#551C4D is a dark, moderate purple. Relative luminance 0.033; OKLCH L 33.5% C 0.107 H 333.6°. Best body text is #FFFFFF at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#551C4D
RGB	rgb(85, 28, 77)
HSL	hsl(308, 50%, 22%)
HSV	hsv(308, 67%, 33%)
CMYK	cmyk(0%, 67.1%, 9.4%, 66.7%)
CIE-LAB	lab(21.20, 33.06, -17.36)
CIE-LCH	lch(21.20, 37.34, 332.30°)
OKLab	oklab(33.45% 0.0954 -0.0474)
OKLCH	oklch(33.45% 0.107 333.6)
XYZ	xyz(5.5011, 3.2980, 7.3666)
Luminance	0.0330 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551C4D #1C5524

analogous

#411C55 #551C4D #551C31

triadic

#551C4D #4D551C #1C4D55

tetradic

#551C4D #55411C #1C5524 #1C3155

square

#551C4D #55411C #1C5524 #1C3155

split-complementary

#551C4D #31551C #1C5541

monochromatic

#170815 #270D23 #551C4D #832B77 #B13AA0

Accessibility & contrast

On white

12.65

#551C4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#551C4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551C4D

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551C4D	#FFFFFF	#000000	##FFFFFF
##551C4D	1.00	12.65	1.66	12.65
#FFFFFF	12.65	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2E4E

Deuteranopia (green-blind)

#2D364C

Tritanopia (blue-blind)

#592031

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #551c4d;
/* rgb */ color: rgb(85, 28, 77);
/* oklch */ color: oklch(33.5% 0.107 333.6);

Tailwind

colors: {
  custom: {
    50: '#875d7f',
    500: '#551c4d',
    950: '#000000',
  },
}

SCSS

$custom: #551c4d;
$custom-light: #875d7f;
$custom-dark: #000000;

JSON

{
  "hex": "#551c4d",
  "rgb": {
    "r": 85,
    "g": 28,
    "b": 77
  },
  "hsl": {
    "h": 308.421,
    "s": 50.442,
    "l": 22.157
  },
  "oklch": {
    "l": 0.33454,
    "c": 0.10654,
    "h": 333.6
  },
  "luminance": 0.03298
}

Semantic roles & 50–950 ramp

primary

#551C4D

secondary

#428B4C

accent

#DA624E

background

#F8F5F7

surface

#F0E9EE

border

#CBC5C9

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #551C4D

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

Preview Lab → · Contrast checker → · Palette generator →