#57218B#57218B

#57218B is a dark, vivid violet. Relative luminance 0.050; OKLCH L 38.8% C 0.165 H 302.4°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#57218B
RGB	rgb(87, 33, 139)
HSL	hsl(271, 62%, 34%)
HSV	hsv(271, 76%, 55%)
CMYK	cmyk(37.4%, 76.3%, 0%, 45.5%)
CIE-LAB	lab(26.67, 45.09, -48.73)
CIE-LCH	lch(26.67, 66.39, 312.77°)
OKLab	oklab(38.81% 0.0881 -0.139)
OKLCH	oklch(38.81% 0.165 302.4)
XYZ	xyz(9.1334, 4.9780, 24.9008)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57218B #558B21

analogous

#22218B #57218B #8B218A

triadic

#57218B #8B5721 #218B57

tetradic

#57218B #8B2221 #558B21 #218A8B

square

#57218B #8B2221 #558B21 #218A8B

split-complementary

#57218B #8A8B21 #218B22

monochromatic

#190A28 #38155A #57218B #762DBC #9451D6

Accessibility & contrast

On white

10.52

#57218B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#57218B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57218B

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57218B	#FFFFFF	#000000	##FFFFFF
##57218B	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8E

Deuteranopia (green-blind)

#003F89

Tritanopia (blue-blind)

#4C3C54

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #57218b;
/* rgb */ color: rgb(87, 33, 139);
/* oklch */ color: oklch(38.8% 0.165 302.4);

Tailwind

colors: {
  custom: {
    50: '#8c62ae',
    500: '#57218b',
    950: '#000000',
  },
}

SCSS

$custom: #57218b;
$custom-light: #8c62ae;
$custom-dark: #000000;

JSON

{
  "hex": "#57218b",
  "rgb": {
    "r": 87,
    "g": 33,
    "b": 139
  },
  "hsl": {
    "h": 270.566,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.38813,
    "c": 0.16455,
    "h": 302.4
  },
  "luminance": 0.04978
}

Semantic roles & 50–950 ramp

primary

#57218B

secondary

#83B94F

accent

#E54392

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0D0510

muted

#7D7A7F

Preview Lab

Preview with #57218B

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

Preview Lab → · Contrast checker → · Palette generator →