#4C1788#4C1788

#4C1788 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 36.1% C 0.170 H 298.3°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#4C1788
RGB	rgb(76, 23, 136)
HSL	hsl(268, 71%, 31%)
HSV	hsv(268, 83%, 53%)
CMYK	cmyk(44.1%, 83.1%, 0%, 46.7%)
CIE-LAB	lab(23.43, 46.68, -52.22)
CIE-LCH	lch(23.43, 70.05, 311.79°)
OKLab	oklab(36.13% 0.0806 -0.1495)
OKLCH	oklch(36.13% 0.17 298.3)
XYZ	xyz(7.7297, 3.9267, 23.6385)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C1788 #538817

analogous

#171A88 #4C1788 #841788

triadic

#4C1788 #884C17 #17884C

tetradic

#4C1788 #88171A #538817 #178884

square

#4C1788 #88171A #538817 #178884

split-complementary

#4C1788 #888417 #1A8817

monochromatic

#11051F #2F0E54 #4C1788 #6920BC #883BDE

Accessibility & contrast

On white

11.76

#4C1788 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#4C1788 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C1788

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C1788	#FFFFFF	#000000	##FFFFFF
##4C1788	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388B

Deuteranopia (green-blind)

#003786

Tritanopia (blue-blind)

#3D3750

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #4c1788;
/* rgb */ color: rgb(76, 23, 136);
/* oklch */ color: oklch(36.1% 0.170 298.3);

Tailwind

colors: {
  custom: {
    50: '#855cac',
    500: '#4c1788',
    950: '#000000',
  },
}

SCSS

$custom: #4c1788;
$custom-light: #855cac;
$custom-dark: #000000;

JSON

{
  "hex": "#4c1788",
  "rgb": {
    "r": 76,
    "g": 23,
    "b": 136
  },
  "hsl": {
    "h": 268.142,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.36134,
    "c": 0.16988,
    "h": 298.3
  },
  "luminance": 0.03927
}

Semantic roles & 50–950 ramp

primary

#4C1788

secondary

#81BC3F

accent

#EE3A99

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0410

muted

#7D797F

Preview Lab

Preview with #4C1788

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

Preview Lab → · Contrast checker → · Palette generator →