#551A85#551A85

#551A85 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.3% C 0.165 H 304.2°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#551A85
RGB	rgb(85, 26, 133)
HSL	hsl(273, 67%, 31%)
HSV	hsv(273, 80%, 52%)
CMYK	cmyk(36.1%, 80.5%, 0%, 47.8%)
CIE-LAB	lab(24.84, 46.23, -47.98)
CIE-LCH	lch(24.84, 66.63, 313.93°)
OKLab	oklab(37.31% 0.093 -0.1368)
OKLCH	oklch(37.31% 0.165 304.2)
XYZ	xyz(8.3484, 4.3636, 22.5882)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.60

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551A85 #4A851A

analogous

#1F1A85 #551A85 #851A7F

triadic

#551A85 #85551A #1A8555

tetradic

#551A85 #851F1A #4A851A #1A7F85

square

#551A85 #851F1A #4A851A #1A7F85

split-complementary

#551A85 #7F851A #1A851F

monochromatic

#14061F #341052 #551A85 #7624B8 #9540DA

Accessibility & contrast

On white

11.21

#551A85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#551A85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551A85

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551A85	#FFFFFF	#000000	##FFFFFF
##551A85	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A88

Deuteranopia (green-blind)

#003B83

Tritanopia (blue-blind)

#4C364F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #551a85;
/* rgb */ color: rgb(85, 26, 133);
/* oklch */ color: oklch(37.3% 0.165 304.2);

Tailwind

colors: {
  custom: {
    50: '#8a5ea9',
    500: '#551a85',
    950: '#000000',
  },
}

SCSS

$custom: #551a85;
$custom-light: #8a5ea9;
$custom-dark: #000000;

JSON

{
  "hex": "#551a85",
  "rgb": {
    "r": 85,
    "g": 26,
    "b": 133
  },
  "hsl": {
    "h": 273.084,
    "s": 67.296,
    "l": 31.176
  },
  "oklch": {
    "l": 0.37307,
    "c": 0.16543,
    "h": 304.2
  },
  "luminance": 0.04364
}

Semantic roles & 50–950 ramp

primary

#551A85

secondary

#77B842

accent

#EA3E8B

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551A85

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

Preview Lab → · Contrast checker → · Palette generator →