#57147D#57147D

#57147D is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.4% C 0.164 H 309.0°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#57147D
RGB	rgb(87, 20, 125)
HSL	hsl(278, 72%, 28%)
HSV	hsv(278, 84%, 49%)
CMYK	cmyk(30.4%, 84%, 0%, 51%)
CIE-LAB	lab(23.70, 46.93, -44.78)
CIE-LCH	lch(23.70, 64.87, 316.34°)
OKLab	oklab(36.36% 0.1032 -0.1273)
OKLCH	oklch(36.36% 0.164 309)
XYZ	xyz(7.8815, 4.0074, 19.7564)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.59

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57147D #3A7D14

analogous

#22147D #57147D #7D146E

triadic

#57147D #7D5714 #147D57

tetradic

#57147D #7D2214 #3A7D14 #146E7D

square

#57147D #7D2214 #3A7D14 #146E7D

split-complementary

#57147D #6E7D14 #147D22

monochromatic

#12041A #320C48 #57147D #7C1CB2 #9E2EDE

Accessibility & contrast

On white

11.66

#57147D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#57147D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57147D

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57147D	#FFFFFF	#000000	##FFFFFF
##57147D	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003680

Deuteranopia (green-blind)

#00397B

Tritanopia (blue-blind)

#51304A

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #57147d;
/* rgb */ color: rgb(87, 20, 125);
/* oklch */ color: oklch(36.4% 0.164 309.0);

Tailwind

colors: {
  custom: {
    50: '#8b5ba3',
    500: '#57147d',
    950: '#000000',
  },
}

SCSS

$custom: #57147d;
$custom-light: #8b5ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#57147d",
  "rgb": {
    "r": 87,
    "g": 20,
    "b": 125
  },
  "hsl": {
    "h": 278.286,
    "s": 72.414,
    "l": 28.431
  },
  "oklch": {
    "l": 0.3636,
    "c": 0.16382,
    "h": 309
  },
  "luminance": 0.04007
}

Semantic roles & 50–950 ramp

primary

#57147D

secondary

#66B23A

accent

#EF397B

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #57147D

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

Preview Lab → · Contrast checker → · Palette generator →