#4C1578#4C1578

#4C1578 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.5% C 0.155 H 304.3°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#4C1578
RGB	rgb(76, 21, 120)
HSL	hsl(273, 70%, 28%)
HSV	hsv(273, 83%, 47%)
CMYK	cmyk(36.7%, 82.5%, 0%, 52.9%)
CIE-LAB	lab(21.69, 43.47, -44.95)
CIE-LCH	lch(21.69, 62.53, 314.04°)
OKLab	oklab(34.47% 0.0873 -0.1282)
OKLCH	oklch(34.47% 0.155 304.3)
XYZ	xyz(6.6380, 3.4289, 18.0778)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C1578 #417815

analogous

#1A1578 #4C1578 #781573

triadic

#4C1578 #784C15 #15784C

tetradic

#4C1578 #781A15 #417815 #157378

square

#4C1578 #781A15 #417815 #157378

split-complementary

#4C1578 #737815 #15781A

monochromatic

#10051A #2B0C44 #4C1578 #6D1EAC #8D2DDA

Accessibility & contrast

On white

12.46

#4C1578 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#4C1578 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C1578

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C1578	#FFFFFF	#000000	##FFFFFF
##4C1578	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337B

Deuteranopia (green-blind)

#003476

Tritanopia (blue-blind)

#433047

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #4c1578;
/* rgb */ color: rgb(76, 21, 120);
/* oklch */ color: oklch(34.5% 0.155 304.3);

Tailwind

colors: {
  custom: {
    50: '#835aa0',
    500: '#4c1578',
    950: '#000000',
  },
}

SCSS

$custom: #4c1578;
$custom-light: #835aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#4c1578",
  "rgb": {
    "r": 76,
    "g": 21,
    "b": 120
  },
  "hsl": {
    "h": 273.333,
    "s": 70.213,
    "l": 27.647
  },
  "oklch": {
    "l": 0.3447,
    "c": 0.15505,
    "h": 304.3
  },
  "luminance": 0.03429
}

Semantic roles & 50–950 ramp

primary

#4C1578

secondary

#6EAE3B

accent

#ED3B8A

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0B040F

muted

#7C797E

Preview Lab

Preview with #4C1578

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

Preview Lab → · Contrast checker → · Palette generator →