#551786#551786

#551786 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.1% C 0.169 H 304.2°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#551786
RGB	rgb(85, 23, 134)
HSL	hsl(274, 71%, 31%)
HSV	hsv(274, 83%, 53%)
CMYK	cmyk(36.6%, 82.8%, 0%, 47.5%)
CIE-LAB	lab(24.53, 47.62, -49.12)
CIE-LCH	lch(24.53, 68.41, 314.11°)
OKLab	oklab(37.12% 0.0952 -0.1401)
OKLCH	oklch(37.12% 0.169 304.2)
XYZ	xyz(8.3548, 4.2653, 22.9328)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.20

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551786 #488617

analogous

#1E1786 #551786 #86177F

triadic

#551786 #865517 #178655

tetradic

#551786 #861E17 #488617 #177F86

square

#551786 #861E17 #488617 #177F86

split-complementary

#551786 #7F8617 #17861E

monochromatic

#13051E #340E52 #551786 #7620BA #953ADD

Accessibility & contrast

On white

11.33

#551786 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#551786 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551786

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551786	#FFFFFF	#000000	##FFFFFF
##551786	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003989

Deuteranopia (green-blind)

#003A84

Tritanopia (blue-blind)

#4B354F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #551786;
/* rgb */ color: rgb(85, 23, 134);
/* oklch */ color: oklch(37.1% 0.169 304.2);

Tailwind

colors: {
  custom: {
    50: '#8a5daa',
    500: '#551786',
    950: '#000000',
  },
}

SCSS

$custom: #551786;
$custom-light: #8a5daa;
$custom-dark: #000000;

JSON

{
  "hex": "#551786",
  "rgb": {
    "r": 85,
    "g": 23,
    "b": 134
  },
  "hsl": {
    "h": 273.514,
    "s": 70.701,
    "l": 30.784
  },
  "oklch": {
    "l": 0.37118,
    "c": 0.16939,
    "h": 304.2
  },
  "luminance": 0.04265
}

Semantic roles & 50–950 ramp

primary

#551786

secondary

#75BA3F

accent

#ED3A89

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551786

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

Preview Lab → · Contrast checker → · Palette generator →