#57288C#57288C

#57288C is a dark, vivid violet. Relative luminance 0.054; OKLCH L 39.7% C 0.157 H 300.9°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#57288C
RGB	rgb(87, 40, 140)
HSL	hsl(268, 56%, 35%)
HSV	hsv(268, 71%, 55%)
CMYK	cmyk(37.9%, 71.4%, 0%, 45.1%)
CIE-LAB	lab(27.95, 41.98, -47.28)
CIE-LCH	lch(27.95, 63.23, 311.60°)
OKLab	oklab(39.74% 0.0807 -0.1347)
OKLCH	oklch(39.74% 0.157 300.9)
XYZ	xyz(9.4217, 5.4372, 25.3590)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57288C #5D8C28

analogous

#282B8C #57288C #89288C

triadic

#57288C #8C5728 #288C57

tetradic

#57288C #8C282B #5D8C28 #288C89

square

#57288C #8C282B #5D8C28 #288C89

split-complementary

#57288C #8C8928 #2B8C28

monochromatic

#1C0D2D #391A5C #57288C #7536BC #945ED1

Accessibility & contrast

On white

10.06

#57288C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#57288C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57288C

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57288C	#FFFFFF	#000000	##FFFFFF
##57288C	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418F

Deuteranopia (green-blind)

#00418A

Tritanopia (blue-blind)

#4B4057

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #57288c;
/* rgb */ color: rgb(87, 40, 140);
/* oklch */ color: oklch(39.7% 0.157 300.9);

Tailwind

colors: {
  custom: {
    50: '#8b66ae',
    500: '#57288c',
    950: '#000000',
  },
}

SCSS

$custom: #57288c;
$custom-light: #8b66ae;
$custom-dark: #000000;

JSON

{
  "hex": "#57288c",
  "rgb": {
    "r": 87,
    "g": 40,
    "b": 140
  },
  "hsl": {
    "h": 268.2,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.39741,
    "c": 0.15709,
    "h": 300.9
  },
  "luminance": 0.05437
}

Semantic roles & 50–950 ramp

primary

#57288C

secondary

#8BB65A

accent

#DF4998

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C0610

muted

#7D7A7F

Preview Lab

Preview with #57288C

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

Preview Lab → · Contrast checker → · Palette generator →