#4C178F#4C178F

#4C178F is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.8% C 0.177 H 296.2°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#4C178F
RGB	rgb(76, 23, 143)
HSL	hsl(267, 72%, 33%)
HSV	hsv(267, 84%, 56%)
CMYK	cmyk(46.9%, 83.9%, 0%, 43.9%)
CIE-LAB	lab(24.10, 48.46, -55.48)
CIE-LCH	lch(24.10, 73.67, 311.14°)
OKLab	oklab(36.81% 0.0782 -0.1591)
OKLCH	oklch(36.81% 0.177 296.2)
XYZ	xyz(8.2435, 4.1323, 26.3446)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C178F #5A8F17

analogous

#171E8F #4C178F #88178F

triadic

#4C178F #8F4C17 #178F4C

tetradic

#4C178F #8F171E #5A8F17 #178F88

square

#4C178F #8F171E #5A8F17 #178F88

split-complementary

#4C178F #8F8817 #1E8F17

monochromatic

#140626 #300F5A #4C178F #681FC4 #8740E0

Accessibility & contrast

On white

11.50

#4C178F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#4C178F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C178F

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C178F	#FFFFFF	#000000	##FFFFFF
##4C178F	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A92

Deuteranopia (green-blind)

#00388D

Tritanopia (blue-blind)

#393A54

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #4c178f;
/* rgb */ color: rgb(76, 23, 143);
/* oklch */ color: oklch(36.8% 0.177 296.2);

Tailwind

colors: {
  custom: {
    50: '#865cb1',
    500: '#4c178f',
    950: '#000000',
  },
}

SCSS

$custom: #4c178f;
$custom-light: #865cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c178f",
  "rgb": {
    "r": 76,
    "g": 23,
    "b": 143
  },
  "hsl": {
    "h": 266.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.36808,
    "c": 0.17725,
    "h": 296.2
  },
  "luminance": 0.04132
}

Semantic roles & 50–950 ramp

primary

#4C178F

secondary

#88C141

accent

#EF399F

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0411

muted

#7D7980

Preview Lab

Preview with #4C178F

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

Preview Lab → · Contrast checker → · Palette generator →