#57237D#57237D

#57237D is a dark, vivid violet. Relative luminance 0.047; OKLCH L 37.9% C 0.147 H 307.2°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#57237D
RGB	rgb(87, 35, 125)
HSL	hsl(275, 56%, 31%)
HSV	hsv(275, 72%, 49%)
CMYK	cmyk(30.4%, 72%, 0%, 51%)
CIE-LAB	lab(25.89, 40.67, -41.23)
CIE-LCH	lch(25.89, 57.91, 314.61°)
OKLab	oklab(37.91% 0.0886 -0.1169)
OKLCH	oklch(37.91% 0.147 307.2)
XYZ	xyz(8.2324, 4.7091, 19.8733)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 5.68

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57237D #497D23

analogous

#2A237D #57237D #7D2376

triadic

#57237D #7D5723 #237D57

tetradic

#57237D #7D2A23 #497D23 #23767D

square

#57237D #7D2A23 #497D23 #23767D

split-complementary

#57237D #767D23 #237D2A

monochromatic

#14081D #36164D #57237D #7830AD #974DCD

Accessibility & contrast

On white

10.81

#57237D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#57237D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57237D

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57237D	#FFFFFF	#000000	##FFFFFF
##57237D	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C80

Deuteranopia (green-blind)

#093E7B

Tritanopia (blue-blind)

#51374D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #57237d;
/* rgb */ color: rgb(87, 35, 125);
/* oklch */ color: oklch(37.9% 0.147 307.2);

Tailwind

colors: {
  custom: {
    50: '#8a62a3',
    500: '#57237d',
    950: '#000000',
  },
}

SCSS

$custom: #57237d;
$custom-light: #8a62a3;
$custom-dark: #000000;

JSON

{
  "hex": "#57237d",
  "rgb": {
    "r": 87,
    "g": 35,
    "b": 125
  },
  "hsl": {
    "h": 274.667,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37908,
    "c": 0.14671,
    "h": 307.2
  },
  "luminance": 0.04709
}

Semantic roles & 50–950 ramp

primary

#57237D

secondary

#76AF4C

accent

#E04888

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C050F

muted

#7D7A7F

Preview Lab

Preview with #57237D

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

Preview Lab → · Contrast checker → · Palette generator →