#551D7A#551D7A

#551D7A is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.7% C 0.151 H 308.0°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#551D7A
RGB	rgb(85, 29, 122)
HSL	hsl(276, 62%, 30%)
HSV	hsv(276, 76%, 48%)
CMYK	cmyk(30.3%, 76.2%, 0%, 52.2%)
CIE-LAB	lab(24.37, 42.32, -41.80)
CIE-LCH	lch(24.37, 59.48, 315.35°)
OKLab	oklab(36.69% 0.0927 -0.1186)
OKLCH	oklch(36.69% 0.151 308)
XYZ	xyz(7.6978, 4.2153, 18.8167)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551D7A #427A1D

analogous

#271D7A #551D7A #7A1D71

triadic

#551D7A #7A551D #1D7A55

tetradic

#551D7A #7A271D #427A1D #1D717A

square

#551D7A #7A271D #427A1D #1D717A

split-complementary

#551D7A #717A1D #1D7A27

monochromatic

#110619 #331149 #551D7A #7729AB #9840D2

Accessibility & contrast

On white

11.39

#551D7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#551D7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551D7A

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551D7A	#FFFFFF	#000000	##FFFFFF
##551D7A	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387D

Deuteranopia (green-blind)

#003A78

Tritanopia (blue-blind)

#4F334A

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #551d7a;
/* rgb */ color: rgb(85, 29, 122);
/* oklch */ color: oklch(36.7% 0.151 308.0);

Tailwind

colors: {
  custom: {
    50: '#895fa1',
    500: '#551d7a',
    950: '#000000',
  },
}

SCSS

$custom: #551d7a;
$custom-light: #895fa1;
$custom-dark: #000000;

JSON

{
  "hex": "#551d7a",
  "rgb": {
    "r": 85,
    "g": 29,
    "b": 122
  },
  "hsl": {
    "h": 276.129,
    "s": 61.589,
    "l": 29.608
  },
  "oklch": {
    "l": 0.36693,
    "c": 0.15057,
    "h": 308
  },
  "luminance": 0.04215
}

Semantic roles & 50–950 ramp

primary

#551D7A

secondary

#6FAE45

accent

#E54383

background

#F8F5FA

surface

#F0EAF3

border

#CBC6CD

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #551D7A

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

Preview Lab → · Contrast checker → · Palette generator →