#57188E#57188E

#57188E is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.2% C 0.177 H 302.5°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#57188E
RGB	rgb(87, 24, 142)
HSL	hsl(272, 71%, 33%)
HSV	hsv(272, 83%, 56%)
CMYK	cmyk(38.7%, 83.1%, 0%, 44.3%)
CIE-LAB	lab(25.66, 49.49, -52.25)
CIE-LCH	lch(25.66, 71.96, 313.44°)
OKLab	oklab(38.19% 0.095 -0.1492)
OKLCH	oklch(38.19% 0.177 302.5)
XYZ	xyz(9.1384, 4.6325, 25.9987)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57188E #4F8E18

analogous

#1C188E #57188E #8E188A

triadic

#57188E #8E5718 #188E57

tetradic

#57188E #8E1C18 #4F8E18 #188A8E

square

#57188E #8E1C18 #4F8E18 #188A8E

split-complementary

#57188E #8A8E18 #188E1C

monochromatic

#170625 #370F5A #57188E #7721C2 #9641DF

Accessibility & contrast

On white

10.90

#57188E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#57188E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57188E

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57188E	#FFFFFF	#000000	##FFFFFF
##57188E	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C91

Deuteranopia (green-blind)

#003C8C

Tritanopia (blue-blind)

#4B3954

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #57188e;
/* rgb */ color: rgb(87, 24, 142);
/* oklch */ color: oklch(38.2% 0.177 302.5);

Tailwind

colors: {
  custom: {
    50: '#8c5eb0',
    500: '#57188e',
    950: '#000000',
  },
}

SCSS

$custom: #57188e;
$custom-light: #8c5eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#57188e",
  "rgb": {
    "r": 87,
    "g": 24,
    "b": 142
  },
  "hsl": {
    "h": 272.034,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.38186,
    "c": 0.1769,
    "h": 302.5
  },
  "luminance": 0.04632
}

Semantic roles & 50–950 ramp

primary

#57188E

secondary

#7DC042

accent

#EE3A8E

background

#F9F5FA

surface

#F1EAF5

border

#CBC6CF

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #57188E

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

Preview Lab → · Contrast checker → · Palette generator →