#57307C#57307C

#57307C is a dark, vivid violet. Relative luminance 0.056; OKLCH L 39.7% C 0.126 H 305.0°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#57307C
RGB	rgb(87, 48, 124)
HSL	hsl(271, 44%, 34%)
HSV	hsv(271, 61%, 49%)
CMYK	cmyk(29.8%, 61.3%, 0%, 51.4%)
CIE-LAB	lab(28.37, 33.44, -36.60)
CIE-LCH	lch(28.37, 49.58, 312.42°)
OKLab	oklab(39.67% 0.0724 -0.1034)
OKLCH	oklch(39.67% 0.126 305)
XYZ	xyz(8.6247, 5.5954, 19.6905)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57307C #557C30

analogous

#31307C #57307C #7C307B

triadic

#57307C #7C5730 #307C57

tetradic

#57307C #7C3130 #557C30 #307B7C

square

#57307C #7C3130 #557C30 #307B7C

split-complementary

#57307C #7B7C30 #307C31

monochromatic

#190E24 #381F50 #57307C #7641A8 #9464C3

Accessibility & contrast

On white

9.91

#57307C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#57307C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57307C

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57307C	#FFFFFF	#000000	##FFFFFF
##57307C	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E427E

Deuteranopia (green-blind)

#20437A

Tritanopia (blue-blind)

#513F51

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #57307c;
/* rgb */ color: rgb(87, 48, 124);
/* oklch */ color: oklch(39.7% 0.126 305.0);

Tailwind

colors: {
  custom: {
    50: '#896aa2',
    500: '#57307c',
    950: '#000000',
  },
}

SCSS

$custom: #57307c;
$custom-light: #896aa2;
$custom-dark: #000000;

JSON

{
  "hex": "#57307c",
  "rgb": {
    "r": 87,
    "g": 48,
    "b": 124
  },
  "hsl": {
    "h": 270.789,
    "s": 44.186,
    "l": 33.725
  },
  "oklch": {
    "l": 0.39675,
    "c": 0.12622,
    "h": 305
  },
  "luminance": 0.05595
}

Semantic roles & 50–950 ramp

primary

#57307C

secondary

#83AA5E

accent

#D45492

background

#F8F6FA

surface

#F0EBF3

border

#CBC6CD

text

#0C060F

muted

#7D7A7F

Preview Lab

Preview with #57307C

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

Preview Lab → · Contrast checker → · Palette generator →