#4C178C#4C178C

#4C178C is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.5% C 0.174 H 297.1°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#4C178C
RGB	rgb(76, 23, 140)
HSL	hsl(267, 72%, 32%)
HSV	hsv(267, 84%, 55%)
CMYK	cmyk(45.7%, 83.6%, 0%, 45.1%)
CIE-LAB	lab(23.81, 47.70, -54.09)
CIE-LCH	lch(23.81, 72.12, 311.40°)
OKLab	oklab(36.52% 0.0792 -0.155)
OKLCH	oklch(36.52% 0.174 297.1)
XYZ	xyz(8.0193, 4.0426, 25.1636)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C178C #578C17

analogous

#171D8C #4C178C #86178C

triadic

#4C178C #8C4C17 #178C4C

tetradic

#4C178C #8C171D #578C17 #178C86

square

#4C178C #8C171D #578C17 #178C86

split-complementary

#4C178C #8C8617 #1D8C17

monochromatic

#130623 #2F0E57 #4C178C #6920C1 #873EDF

Accessibility & contrast

On white

11.61

#4C178C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#4C178C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C178C

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C178C	#FFFFFF	#000000	##FFFFFF
##4C178C	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	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: #4c178c;
/* rgb */ color: rgb(76, 23, 140);
/* oklch */ color: oklch(36.5% 0.174 297.1);

Tailwind

colors: {
  custom: {
    50: '#855caf',
    500: '#4c178c',
    950: '#000000',
  },
}

SCSS

$custom: #4c178c;
$custom-light: #855caf;
$custom-dark: #000000;

JSON

{
  "hex": "#4c178c",
  "rgb": {
    "r": 76,
    "g": 23,
    "b": 140
  },
  "hsl": {
    "h": 267.179,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.36517,
    "c": 0.17409,
    "h": 297.1
  },
  "luminance": 0.04043
}

Semantic roles & 50–950 ramp

primary

#4C178C

secondary

#85BF3F

accent

#EF399C

background

#F8F5FA

surface

#F0E9F5

border

#CBC5CF

text

#0C0410

muted

#7D797F

Preview Lab

Preview with #4C178C

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

Preview Lab → · Contrast checker → · Palette generator →