#57187E#57187E

#57187E is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.8% C 0.161 H 308.2°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#57187E
RGB	rgb(87, 24, 126)
HSL	hsl(277, 68%, 29%)
HSV	hsv(277, 81%, 49%)
CMYK	cmyk(31%, 81%, 0%, 50.6%)
CIE-LAB	lab(24.28, 45.72, -44.47)
CIE-LCH	lch(24.28, 63.78, 315.79°)
OKLab	oklab(36.79% 0.0996 -0.1264)
OKLCH	oklch(36.79% 0.161 308.2)
XYZ	xyz(8.0222, 4.1860, 20.1200)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.93

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57187E #3F7E18

analogous

#24187E #57187E #7E1872

triadic

#57187E #7E5718 #187E57

tetradic

#57187E #7E2418 #3F7E18 #18727E

square

#57187E #7E2418 #3F7E18 #18727E

split-complementary

#57187E #727E18 #187E24

monochromatic

#12051A #340E4B #57187E #7A22B1 #9B37D9

Accessibility & contrast

On white

11.43

#57187E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#57187E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57187E

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57187E	#FFFFFF	#000000	##FFFFFF
##57187E	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003781

Deuteranopia (green-blind)

#003A7C

Tritanopia (blue-blind)

#51324B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #57187e;
/* rgb */ color: rgb(87, 24, 126);
/* oklch */ color: oklch(36.8% 0.161 308.2);

Tailwind

colors: {
  custom: {
    50: '#8b5da4',
    500: '#57187e',
    950: '#000000',
  },
}

SCSS

$custom: #57187e;
$custom-light: #8b5da4;
$custom-dark: #000000;

JSON

{
  "hex": "#57187e",
  "rgb": {
    "r": 87,
    "g": 24,
    "b": 126
  },
  "hsl": {
    "h": 277.059,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.36792,
    "c": 0.16089,
    "h": 308.2
  },
  "luminance": 0.04186
}

Semantic roles & 50–950 ramp

primary

#57187E

secondary

#6BB23F

accent

#EB3D7F

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #57187E

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

Preview Lab → · Contrast checker → · Palette generator →