#57287F#57287F

#57287F is a dark, vivid violet. Relative luminance 0.051; OKLCH L 38.7% C 0.142 H 305.5°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#57287F
RGB	rgb(87, 40, 127)
HSL	hsl(272, 52%, 33%)
HSV	hsv(272, 69%, 50%)
CMYK	cmyk(31.5%, 68.5%, 0%, 50.2%)
CIE-LAB	lab(26.95, 38.63, -40.77)
CIE-LCH	lch(26.95, 56.17, 313.46°)
OKLab	oklab(38.71% 0.0825 -0.1156)
OKLCH	oklch(38.71% 0.142 305.5)
XYZ	xyz(8.5192, 5.0762, 20.6056)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57287F #507F28

analogous

#2C287F #57287F #7F287B

triadic

#57287F #7F5728 #287F57

tetradic

#57287F #7F2C28 #507F28 #287B7F

square

#57287F #7F2C28 #507F28 #287B7F

split-complementary

#57287F #7B7F28 #287F2C

monochromatic

#170B22 #371950 #57287F #7737AE #9557CA

Accessibility & contrast

On white

10.42

#57287F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#57287F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57287F

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57287F	#FFFFFF	#000000	##FFFFFF
##57287F	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E82

Deuteranopia (green-blind)

#0F407D

Tritanopia (blue-blind)

#503B50

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #57287f;
/* rgb */ color: rgb(87, 40, 127);
/* oklch */ color: oklch(38.7% 0.142 305.5);

Tailwind

colors: {
  custom: {
    50: '#8a65a5',
    500: '#57287f',
    950: '#000000',
  },
}

SCSS

$custom: #57287f;
$custom-light: #8a65a5;
$custom-dark: #000000;

JSON

{
  "hex": "#57287f",
  "rgb": {
    "r": 87,
    "g": 40,
    "b": 127
  },
  "hsl": {
    "h": 272.414,
    "s": 52.096,
    "l": 32.745
  },
  "oklch": {
    "l": 0.38715,
    "c": 0.14204,
    "h": 305.5
  },
  "luminance": 0.05076
}

Semantic roles & 50–950 ramp

primary

#57287F

secondary

#7EAF54

accent

#DC4C8E

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C060F

muted

#7D7A7F

Preview Lab

Preview with #57287F

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

Preview Lab → · Contrast checker → · Palette generator →