#57197E#57197E

#57197E is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.9% C 0.160 H 308.1°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#57197E
RGB	rgb(87, 25, 126)
HSL	hsl(277, 67%, 30%)
HSV	hsv(277, 80%, 49%)
CMYK	cmyk(31%, 80.2%, 0%, 50.6%)
CIE-LAB	lab(24.41, 45.33, -44.25)
CIE-LCH	lch(24.41, 63.35, 315.69°)
OKLab	oklab(36.89% 0.0987 -0.1257)
OKLCH	oklch(36.89% 0.16 308.1)
XYZ	xyz(8.0432, 4.2280, 20.1270)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.05

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57197E #407E19

analogous

#25197E #57197E #7E1972

triadic

#57197E #7E5719 #197E57

tetradic

#57197E #7E2519 #407E19 #19727E

square

#57197E #7E2519 #407E19 #19727E

split-complementary

#57197E #727E19 #197E25

monochromatic

#12051A #340F4B #57197E #7A23B1 #9B3AD8

Accessibility & contrast

On white

11.38

#57197E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#57197E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57197E

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57197E	#FFFFFF	#000000	##FFFFFF
##57197E	1.00	11.38	1.85	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003881

Deuteranopia (green-blind)

#003B7C

Tritanopia (blue-blind)

#51324B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #57197e;
/* rgb */ color: rgb(87, 25, 126);
/* oklch */ color: oklch(36.9% 0.160 308.1);

Tailwind

colors: {
  custom: {
    50: '#8b5ea4',
    500: '#57197e',
    950: '#000000',
  },
}

SCSS

$custom: #57197e;
$custom-light: #8b5ea4;
$custom-dark: #000000;

JSON

{
  "hex": "#57197e",
  "rgb": {
    "r": 87,
    "g": 25,
    "b": 126
  },
  "hsl": {
    "h": 276.832,
    "s": 66.887,
    "l": 29.608
  },
  "oklch": {
    "l": 0.36886,
    "c": 0.15984,
    "h": 308.1
  },
  "luminance": 0.04228
}

Semantic roles & 50–950 ramp

primary

#57197E

secondary

#6CB241

accent

#EA3E80

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #57197E

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

Preview Lab → · Contrast checker → · Palette generator →