#53178F#53178F

#53178F is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.7% C 0.178 H 300.1°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#53178F
RGB	rgb(83, 23, 143)
HSL	hsl(270, 72%, 33%)
HSV	hsv(270, 84%, 56%)
CMYK	cmyk(42%, 83.9%, 0%, 43.9%)
CIE-LAB	lab(25.06, 49.47, -53.88)
CIE-LCH	lch(25.06, 73.15, 312.56°)
OKLab	oklab(37.68% 0.0892 -0.1541)
OKLCH	oklch(37.68% 0.178 300.1)
XYZ	xyz(8.8304, 4.4349, 26.3721)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#53178F #538F17

analogous

#17178F #53178F #8F178F

triadic

#53178F #8F5317 #178F53

tetradic

#53178F #8F1717 #538F17 #178F8F

square

#53178F #8F1717 #538F17 #178F8F

split-complementary

#53178F #8F8F17 #178F17

monochromatic

#160626 #340F5A #53178F #721FC4 #9040E0

Accessibility & contrast

On white

11.13

#53178F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#53178F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #53178F

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##53178F	#FFFFFF	#000000	##FFFFFF
##53178F	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B92

Deuteranopia (green-blind)

#003A8D

Tritanopia (blue-blind)

#453A55

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #53178f;
/* rgb */ color: rgb(83, 23, 143);
/* oklch */ color: oklch(37.7% 0.178 300.1);

Tailwind

colors: {
  custom: {
    50: '#8a5db1',
    500: '#53178f',
    950: '#000000',
  },
}

SCSS

$custom: #53178f;
$custom-light: #8a5db1;
$custom-dark: #000000;

JSON

{
  "hex": "#53178f",
  "rgb": {
    "r": 83,
    "g": 23,
    "b": 143
  },
  "hsl": {
    "h": 270,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37676,
    "c": 0.1781,
    "h": 300.1
  },
  "luminance": 0.04435
}

Semantic roles & 50–950 ramp

primary

#53178F

secondary

#81C141

accent

#EF3994

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0D0511

muted

#7D7980

Preview Lab

Preview with #53178F

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

Preview Lab → · Contrast checker → · Palette generator →