#4C1789#4C1789

#4C1789 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.2% C 0.171 H 298.0°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#4C1789
RGB	rgb(76, 23, 137)
HSL	hsl(268, 71%, 31%)
HSV	hsv(268, 83%, 54%)
CMYK	cmyk(44.5%, 83.2%, 0%, 46.3%)
CIE-LAB	lab(23.52, 46.93, -52.69)
CIE-LCH	lch(23.52, 70.56, 311.69°)
OKLab	oklab(36.23% 0.0803 -0.1509)
OKLCH	oklch(36.23% 0.171 298)
XYZ	xyz(7.8011, 3.9553, 24.0145)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C1789 #548917

analogous

#171B89 #4C1789 #851789

triadic

#4C1789 #894C17 #17894C

tetradic

#4C1789 #89171B #548917 #178985

square

#4C1789 #89171B #548917 #178985

split-complementary

#4C1789 #898517 #1B8917

monochromatic

#120520 #2F0E55 #4C1789 #6920BD #883CDE

Accessibility & contrast

On white

11.73

#4C1789 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#4C1789 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C1789

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C1789	#FFFFFF	#000000	##FFFFFF
##4C1789	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388C

Deuteranopia (green-blind)

#003787

Tritanopia (blue-blind)

#3C3851

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #4c1789;
/* rgb */ color: rgb(76, 23, 137);
/* oklch */ color: oklch(36.2% 0.171 298.0);

Tailwind

colors: {
  custom: {
    50: '#855cac',
    500: '#4c1789',
    950: '#000000',
  },
}

SCSS

$custom: #4c1789;
$custom-light: #855cac;
$custom-dark: #000000;

JSON

{
  "hex": "#4c1789",
  "rgb": {
    "r": 76,
    "g": 23,
    "b": 137
  },
  "hsl": {
    "h": 267.895,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.36229,
    "c": 0.17094,
    "h": 298
  },
  "luminance": 0.03955
}

Semantic roles & 50–950 ramp

primary

#4C1789

secondary

#82BD3F

accent

#EE3A9A

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0410

muted

#7D797F

Preview Lab

Preview with #4C1789

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

Preview Lab → · Contrast checker → · Palette generator →