#57288F#57288F

#57288F is a dark, vivid violet. Relative luminance 0.055; OKLCH L 40.0% C 0.161 H 300.0°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#57288F
RGB	rgb(87, 40, 143)
HSL	hsl(267, 56%, 36%)
HSV	hsv(267, 72%, 56%)
CMYK	cmyk(39.2%, 72%, 0%, 43.9%)
CIE-LAB	lab(28.19, 42.77, -48.75)
CIE-LCH	lch(28.19, 64.85, 311.26°)
OKLab	oklab(39.99% 0.0802 -0.1391)
OKLCH	oklch(39.99% 0.161 300)
XYZ	xyz(9.6460, 5.5269, 26.5399)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57288F #608F28

analogous

#282C8F #57288F #8A288F

triadic

#57288F #8F5728 #288F57

tetradic

#57288F #8F282C #608F28 #288F8A

square

#57288F #8F282C #608F28 #288F8A

split-complementary

#57288F #8F8A28 #2C8F28

monochromatic

#1D0D2F #3A1B5F #57288F #7435BF #945FD2

Accessibility & contrast

On white

9.97

#57288F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#57288F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57288F

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57288F	#FFFFFF	#000000	##FFFFFF
##57288F	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004292

Deuteranopia (green-blind)

#00428D

Tritanopia (blue-blind)

#4A4158

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #57288f;
/* rgb */ color: rgb(87, 40, 143);
/* oklch */ color: oklch(40.0% 0.161 300.0);

Tailwind

colors: {
  custom: {
    50: '#8c66b1',
    500: '#57288f',
    950: '#000000',
  },
}

SCSS

$custom: #57288f;
$custom-light: #8c66b1;
$custom-dark: #000000;

JSON

{
  "hex": "#57288f",
  "rgb": {
    "r": 87,
    "g": 40,
    "b": 143
  },
  "hsl": {
    "h": 267.379,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.39988,
    "c": 0.16053,
    "h": 300
  },
  "luminance": 0.05527
}

Semantic roles & 50–950 ramp

primary

#57288F

secondary

#8DB85B

accent

#E0489B

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0C0611

muted

#7D7A80

Preview Lab

Preview with #57288F

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

Preview Lab → · Contrast checker → · Palette generator →