#57186B#57186B

#57186B is a dark, vivid purple. Relative luminance 0.037; OKLCH L 35.3% C 0.142 H 316.6°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#57186B
RGB	rgb(87, 24, 107)
HSL	hsl(286, 63%, 26%)
HSV	hsv(286, 78%, 42%)
CMYK	cmyk(18.7%, 77.6%, 0%, 58%)
CIE-LAB	lab(22.80, 41.46, -34.69)
CIE-LCH	lch(22.80, 54.06, 320.08°)
OKLab	oklab(35.28% 0.1032 -0.0976)
OKLCH	oklch(35.28% 0.142 316.6)
XYZ	xyz(6.9106, 3.7413, 14.2652)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57186B #2C6B18

analogous

#2D186B #57186B #6B1855

triadic

#57186B #6B5718 #186B57

tetradic

#57186B #6B2D18 #2C6B18 #18556B

square

#57186B #6B2D18 #2C6B18 #18556B

split-complementary

#57186B #556B18 #186B2D

monochromatic

#140619 #2E0D39 #57186B #80239D #A82ECF

Accessibility & contrast

On white

12.01

#57186B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#57186B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57186B

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57186B	#FFFFFF	#000000	##FFFFFF
##57186B	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336D

Deuteranopia (green-blind)

#183869

Tritanopia (blue-blind)

#562A40

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #57186b;
/* rgb */ color: rgb(87, 24, 107);
/* oklch */ color: oklch(35.3% 0.142 316.6);

Tailwind

colors: {
  custom: {
    50: '#8a5c96',
    500: '#57186b',
    950: '#000000',
  },
}

SCSS

$custom: #57186b;
$custom-light: #8a5c96;
$custom-dark: #000000;

JSON

{
  "hex": "#57186b",
  "rgb": {
    "r": 87,
    "g": 24,
    "b": 107
  },
  "hsl": {
    "h": 285.542,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35282,
    "c": 0.14207,
    "h": 316.6
  },
  "luminance": 0.03741
}

Semantic roles & 50–950 ramp

primary

#57186B

secondary

#56A13E

accent

#E64169

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040D

muted

#7D797E

Preview Lab

Preview with #57186B

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

Preview Lab → · Contrast checker → · Palette generator →