#57288E#57288E

#57288E is a dark, vivid violet. Relative luminance 0.055; OKLCH L 39.9% C 0.159 H 300.3°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#57288E
RGB	rgb(87, 40, 142)
HSL	hsl(268, 56%, 36%)
HSV	hsv(268, 72%, 56%)
CMYK	cmyk(38.7%, 71.8%, 0%, 44.3%)
CIE-LAB	lab(28.11, 42.51, -48.26)
CIE-LCH	lch(28.11, 64.31, 311.37°)
OKLab	oklab(39.91% 0.0804 -0.1376)
OKLCH	oklch(39.91% 0.159 300.3)
XYZ	xyz(9.5706, 5.4967, 26.1427)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.83

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57288E #5F8E28

analogous

#282C8E #57288E #8A288E

triadic

#57288E #8E5728 #288E57

tetradic

#57288E #8E282C #5F8E28 #288E8A

square

#57288E #8E282C #5F8E28 #288E8A

split-complementary

#57288E #8E8A28 #2C8E28

monochromatic

#1C0D2F #3A1B5E #57288E #7435BE #945FD2

Accessibility & contrast

On white

10.00

#57288E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#57288E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57288E

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57288E	#FFFFFF	#000000	##FFFFFF
##57288E	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004291

Deuteranopia (green-blind)

#00428C

Tritanopia (blue-blind)

#4B4158

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #57288e;
/* rgb */ color: rgb(87, 40, 142);
/* oklch */ color: oklch(39.9% 0.159 300.3);

Tailwind

colors: {
  custom: {
    50: '#8b66b0',
    500: '#57288e',
    950: '#000000',
  },
}

SCSS

$custom: #57288e;
$custom-light: #8b66b0;
$custom-dark: #000000;

JSON

{
  "hex": "#57288e",
  "rgb": {
    "r": 87,
    "g": 40,
    "b": 142
  },
  "hsl": {
    "h": 267.647,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.39905,
    "c": 0.15938,
    "h": 300.3
  },
  "luminance": 0.05497
}

Semantic roles & 50–950 ramp

primary

#57288E

secondary

#8DB75B

accent

#DF489A

background

#F8F6FA

surface

#F0EBF5

border

#CBC6CF

text

#0C0610

muted

#7D7A7F

Preview Lab

Preview with #57288E

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

Preview Lab → · Contrast checker → · Palette generator →