#551785#551785

#551785 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.0% C 0.168 H 304.6°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#551785
RGB	rgb(85, 23, 133)
HSL	hsl(274, 71%, 31%)
HSV	hsv(274, 83%, 52%)
CMYK	cmyk(36.1%, 82.7%, 0%, 47.8%)
CIE-LAB	lab(24.44, 47.38, -48.63)
CIE-LCH	lch(24.44, 67.90, 314.25°)
OKLab	oklab(37.03% 0.0955 -0.1387)
OKLCH	oklch(37.03% 0.168 304.6)
XYZ	xyz(8.2854, 4.2376, 22.5672)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.21

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551785 #478517

analogous

#1E1785 #551785 #85177E

triadic

#551785 #855517 #178555

tetradic

#551785 #851E17 #478517 #177E85

square

#551785 #851E17 #478517 #177E85

split-complementary

#551785 #7E8517 #17851E

monochromatic

#12051D #340E51 #551785 #7620B9 #963ADD

Accessibility & contrast

On white

11.37

#551785 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#551785 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551785

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551785	#FFFFFF	#000000	##FFFFFF
##551785	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003988

Deuteranopia (green-blind)

#003A83

Tritanopia (blue-blind)

#4C354F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #551785;
/* rgb */ color: rgb(85, 23, 133);
/* oklch */ color: oklch(37.0% 0.168 304.6);

Tailwind

colors: {
  custom: {
    50: '#8a5da9',
    500: '#551785',
    950: '#000000',
  },
}

SCSS

$custom: #551785;
$custom-light: #8a5da9;
$custom-dark: #000000;

JSON

{
  "hex": "#551785",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 133
  },
  "hsl": {
    "h": 273.818,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.3703,
    "c": 0.16838,
    "h": 304.6
  },
  "luminance": 0.04238
}

Semantic roles & 50–950 ramp

primary

#551785

secondary

#74B93F

accent

#ED3B89

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551785

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

Preview Lab → · Contrast checker → · Palette generator →