#551589#551589

#551589 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.2% C 0.174 H 303.4°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#551589
RGB	rgb(85, 21, 137)
HSL	hsl(273, 73%, 31%)
HSV	hsv(273, 85%, 54%)
CMYK	cmyk(38%, 84.7%, 0%, 46.3%)
CIE-LAB	lab(24.56, 49.03, -50.95)
CIE-LCH	lch(24.56, 70.71, 313.90°)
OKLab	oklab(37.22% 0.0958 -0.1455)
OKLCH	oklch(37.22% 0.174 303.4)
XYZ	xyz(8.5288, 4.2738, 24.0377)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.02

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551589 #498915

analogous

#1B1589 #551589 #891583

triadic

#551589 #895515 #158955

tetradic

#551589 #891B15 #498915 #158389

square

#551589 #891B15 #498915 #158389

split-complementary

#551589 #838915 #15891B

monochromatic

#13051F #340D54 #551589 #761DBE #9538E0

Accessibility & contrast

On white

11.32

#551589 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#551589 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551589

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551589	#FFFFFF	#000000	##FFFFFF
##551589	1.00	11.32	1.85	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398C

Deuteranopia (green-blind)

#003A87

Tritanopia (blue-blind)

#4A3651

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #551589;
/* rgb */ color: rgb(85, 21, 137);
/* oklch */ color: oklch(37.2% 0.174 303.4);

Tailwind

colors: {
  custom: {
    50: '#8b5cac',
    500: '#551589',
    950: '#000000',
  },
}

SCSS

$custom: #551589;
$custom-light: #8b5cac;
$custom-dark: #000000;

JSON

{
  "hex": "#551589",
  "rgb": {
    "r": 85,
    "g": 21,
    "b": 137
  },
  "hsl": {
    "h": 273.103,
    "s": 73.418,
    "l": 30.98
  },
  "oklch": {
    "l": 0.3722,
    "c": 0.17416,
    "h": 303.4
  },
  "luminance": 0.04274
}

Semantic roles & 50–950 ramp

primary

#551589

secondary

#76BD3D

accent

#F0388A

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0D0410

muted

#7D797F

Preview Lab

Preview with #551589

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

Preview Lab → · Contrast checker → · Palette generator →