#57209B#57209B

#57209B is a dark, vivid violet. Relative luminance 0.054; OKLCH L 40.1% C 0.183 H 297.6°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#57209B
RGB	rgb(87, 32, 155)
HSL	hsl(267, 66%, 37%)
HSV	hsv(267, 79%, 61%)
CMYK	cmyk(43.9%, 79.4%, 0%, 39.2%)
CIE-LAB	lab(27.91, 49.57, -56.57)
CIE-LCH	lch(27.91, 75.21, 311.23°)
OKLab	oklab(40.12% 0.0848 -0.162)
OKLCH	oklch(40.12% 0.183 297.6)
XYZ	xyz(10.3618, 5.4256, 31.5053)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57209B #649B20

analogous

#20279B #57209B #95209B

triadic

#57209B #9B5720 #209B57

tetradic

#57209B #9B2027 #649B20 #209B95

square

#57209B #9B2027 #649B20 #209B95

split-complementary

#57209B #9B9520 #279B20

monochromatic

#1E0B36 #3B1668 #57209B #732ACE #9459DD

Accessibility & contrast

On white

10.07

#57209B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#57209B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57209B

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57209B	#FFFFFF	#000000	##FFFFFF
##57209B	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429E

Deuteranopia (green-blind)

#004099

Tritanopia (blue-blind)

#45425D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #57209b;
/* rgb */ color: rgb(87, 32, 155);
/* oklch */ color: oklch(40.1% 0.183 297.6);

Tailwind

colors: {
  custom: {
    50: '#8d62b9',
    500: '#57209b',
    950: '#000000',
  },
}

SCSS

$custom: #57209b;
$custom-light: #8d62b9;
$custom-dark: #000000;

JSON

{
  "hex": "#57209b",
  "rgb": {
    "r": 87,
    "g": 32,
    "b": 155
  },
  "hsl": {
    "h": 266.829,
    "s": 65.775,
    "l": 36.667
  },
  "oklch": {
    "l": 0.40115,
    "c": 0.1828,
    "h": 297.6
  },
  "luminance": 0.05426
}

Semantic roles & 50–950 ramp

primary

#57209B

secondary

#91C156

accent

#E93F9D

background

#F9F6FB

surface

#F1EBF6

border

#CBC6D0

text

#0D0512

muted

#7E7A81

Preview Lab

Preview with #57209B

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

Preview Lab → · Contrast checker → · Palette generator →