#57188F#57188F

#57188F is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.3% C 0.178 H 302.2°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#57188F
RGB	rgb(87, 24, 143)
HSL	hsl(272, 71%, 33%)
HSV	hsv(272, 83%, 56%)
CMYK	cmyk(39.2%, 83.2%, 0%, 43.9%)
CIE-LAB	lab(25.75, 49.73, -52.72)
CIE-LCH	lch(25.75, 72.47, 313.32°)
OKLab	oklab(38.28% 0.0947 -0.1506)
OKLCH	oklch(38.28% 0.178 302.2)
XYZ	xyz(9.2138, 4.6626, 26.3958)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57188F #508F18

analogous

#1C188F #57188F #8F188B

triadic

#57188F #8F5718 #188F57

tetradic

#57188F #8F1C18 #508F18 #188B8F

square

#57188F #8F1C18 #508F18 #188B8F

split-complementary

#57188F #8B8F18 #188F1C

monochromatic

#170626 #370F5B #57188F #7721C3 #9542DF

Accessibility & contrast

On white

10.87

#57188F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#57188F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57188F

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57188F	#FFFFFF	#000000	##FFFFFF
##57188F	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C92

Deuteranopia (green-blind)

#003C8D

Tritanopia (blue-blind)

#4B3955

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #57188f;
/* rgb */ color: rgb(87, 24, 143);
/* oklch */ color: oklch(38.3% 0.178 302.2);

Tailwind

colors: {
  custom: {
    50: '#8d5eb1',
    500: '#57188f',
    950: '#000000',
  },
}

SCSS

$custom: #57188f;
$custom-light: #8d5eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#57188f",
  "rgb": {
    "r": 87,
    "g": 24,
    "b": 143
  },
  "hsl": {
    "h": 271.765,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.38277,
    "c": 0.1779,
    "h": 302.2
  },
  "luminance": 0.04663
}

Semantic roles & 50–950 ramp

primary

#57188F

secondary

#7EC043

accent

#EE3A8F

background

#F9F5FB

surface

#F1EAF6

border

#CBC6D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #57188F

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

Preview Lab → · Contrast checker → · Palette generator →