#57237C#57237C

#57237C is a dark, vivid violet. Relative luminance 0.047; OKLCH L 37.8% C 0.146 H 307.6°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#57237C
RGB	rgb(87, 35, 124)
HSL	hsl(275, 56%, 31%)
HSV	hsv(275, 72%, 49%)
CMYK	cmyk(29.8%, 71.8%, 0%, 51.4%)
CIE-LAB	lab(25.81, 40.42, -40.72)
CIE-LCH	lch(25.81, 57.37, 314.79°)
OKLab	oklab(37.83% 0.0888 -0.1154)
OKLCH	oklch(37.83% 0.146 307.6)
XYZ	xyz(8.1688, 4.6836, 19.5386)
Luminance	0.0468 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57237C #487C23

analogous

#2A237C #57237C #7C2374

triadic

#57237C #7C5723 #237C57

tetradic

#57237C #7C2A23 #487C23 #23747C

square

#57237C #7C2A23 #487C23 #23747C

split-complementary

#57237C #747C23 #237C2A

monochromatic

#14081D #36164C #57237C #7830AC #974DCD

Accessibility & contrast

On white

10.84

#57237C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#57237C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57237C

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57237C	#FFFFFF	#000000	##FFFFFF
##57237C	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7F

Deuteranopia (green-blind)

#0C3E7A

Tritanopia (blue-blind)

#51374D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #57237c;
/* rgb */ color: rgb(87, 35, 124);
/* oklch */ color: oklch(37.8% 0.146 307.6);

Tailwind

colors: {
  custom: {
    50: '#8a62a2',
    500: '#57237c',
    950: '#000000',
  },
}

SCSS

$custom: #57237c;
$custom-light: #8a62a2;
$custom-dark: #000000;

JSON

{
  "hex": "#57237c",
  "rgb": {
    "r": 87,
    "g": 35,
    "b": 124
  },
  "hsl": {
    "h": 275.056,
    "s": 55.975,
    "l": 31.176
  },
  "oklch": {
    "l": 0.3783,
    "c": 0.1456,
    "h": 307.6
  },
  "luminance": 0.04684
}

Semantic roles & 50–950 ramp

primary

#57237C

secondary

#75AF4C

accent

#DF4987

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C050F

muted

#7D7A7F

Preview Lab

Preview with #57237C

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

Preview Lab → · Contrast checker → · Palette generator →