#4C188C#4C188C

#4C188C is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.6% C 0.173 H 297.0°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#4C188C
RGB	rgb(76, 24, 140)
HSL	hsl(267, 71%, 32%)
HSV	hsv(267, 83%, 55%)
CMYK	cmyk(45.7%, 82.9%, 0%, 45.1%)
CIE-LAB	lab(23.94, 47.31, -53.88)
CIE-LCH	lch(23.94, 71.70, 311.29°)
OKLab	oklab(36.61% 0.0785 -0.1544)
OKLCH	oklch(36.61% 0.173 297)
XYZ	xyz(8.0395, 4.0830, 25.1704)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C188C #588C18

analogous

#181E8C #4C188C #86188C

triadic

#4C188C #8C4C18 #188C4C

tetradic

#4C188C #8C181E #588C18 #188C86

square

#4C188C #8C181E #588C18 #188C86

split-complementary

#4C188C #8C8618 #1E8C18

monochromatic

#130624 #300F58 #4C188C #6821C0 #8740DE

Accessibility & contrast

On white

11.56

#4C188C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#4C188C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C188C

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C188C	#FFFFFF	#000000	##FFFFFF
##4C188C	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398F

Deuteranopia (green-blind)

#00378A

Tritanopia (blue-blind)

#3B3953

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #4c188c;
/* rgb */ color: rgb(76, 24, 140);
/* oklch */ color: oklch(36.6% 0.173 297.0);

Tailwind

colors: {
  custom: {
    50: '#855daf',
    500: '#4c188c',
    950: '#000000',
  },
}

SCSS

$custom: #4c188c;
$custom-light: #855daf;
$custom-dark: #000000;

JSON

{
  "hex": "#4c188c",
  "rgb": {
    "r": 76,
    "g": 24,
    "b": 140
  },
  "hsl": {
    "h": 266.897,
    "s": 70.732,
    "l": 32.157
  },
  "oklch": {
    "l": 0.36609,
    "c": 0.17321,
    "h": 297
  },
  "luminance": 0.04083
}

Semantic roles & 50–950 ramp

primary

#4C188C

secondary

#86BF41

accent

#ED3A9D

background

#F8F5FA

surface

#F0E9F5

border

#CBC5CF

text

#0C0410

muted

#7D797F

Preview Lab

Preview with #4C188C

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

Preview Lab → · Contrast checker → · Palette generator →