#57237E#57237E

#57237E is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.0% C 0.148 H 306.8°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#57237E
RGB	rgb(87, 35, 126)
HSL	hsl(274, 57%, 32%)
HSV	hsv(274, 72%, 49%)
CMYK	cmyk(31%, 72.2%, 0%, 50.6%)
CIE-LAB	lab(25.97, 40.91, -41.73)
CIE-LCH	lch(25.97, 58.44, 314.43°)
OKLab	oklab(37.99% 0.0885 -0.1184)
OKLCH	oklch(37.99% 0.148 306.8)
XYZ	xyz(8.2966, 4.7348, 20.2114)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57237E #4A7E23

analogous

#2A237E #57237E #7E2378

triadic

#57237E #7E5723 #237E57

tetradic

#57237E #7E2A23 #4A7E23 #23787E

square

#57237E #7E2A23 #4A7E23 #23787E

split-complementary

#57237E #787E23 #237E2A

monochromatic

#15081E #36164E #57237E #7830AE #974ECE

Accessibility & contrast

On white

10.79

#57237E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#57237E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57237E

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57237E	#FFFFFF	#000000	##FFFFFF
##57237E	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C81

Deuteranopia (green-blind)

#063E7C

Tritanopia (blue-blind)

#50384E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #57237e;
/* rgb */ color: rgb(87, 35, 126);
/* oklch */ color: oklch(38.0% 0.148 306.8);

Tailwind

colors: {
  custom: {
    50: '#8a63a4',
    500: '#57237e',
    950: '#000000',
  },
}

SCSS

$custom: #57237e;
$custom-light: #8a63a4;
$custom-dark: #000000;

JSON

{
  "hex": "#57237e",
  "rgb": {
    "r": 87,
    "g": 35,
    "b": 126
  },
  "hsl": {
    "h": 274.286,
    "s": 56.522,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37986,
    "c": 0.14782,
    "h": 306.8
  },
  "luminance": 0.04735
}

Semantic roles & 50–950 ramp

primary

#57237E

secondary

#77B04C

accent

#E04889

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C050F

muted

#7D7A7F

Preview Lab

Preview with #57237E

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

Preview Lab → · Contrast checker → · Palette generator →