#4C105B#4C105B

#4C105B is a dark, vivid purple. Relative luminance 0.027; OKLCH L 31.6% C 0.131 H 318.5°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#4C105B
RGB	rgb(76, 16, 91)
HSL	hsl(288, 70%, 21%)
HSV	hsv(288, 82%, 36%)
CMYK	cmyk(16.5%, 82.4%, 0%, 64.3%)
CIE-LAB	lab(18.64, 38.71, -30.94)
CIE-LCH	lch(18.64, 49.56, 321.37°)
OKLab	oklab(31.58% 0.0984 -0.087)
OKLCH	oklch(31.58% 0.131 318.5)
XYZ	xyz(5.0539, 2.6627, 10.1432)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C105B #1F5B10

analogous

#26105B #4C105B #5B1044

triadic

#4C105B #5B4C10 #105B4C

tetradic

#4C105B #5B2610 #1F5B10 #10445B

square

#4C105B #5B2610 #1F5B10 #10445B

split-complementary

#4C105B #445B10 #105B26

monochromatic

#16051A #210727 #4C105B #77198F #A322C3

Accessibility & contrast

On white

13.70

#4C105B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#4C105B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C105B

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C105B	#FFFFFF	#000000	##FFFFFF
##4C105B	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5D

Deuteranopia (green-blind)

#142F59

Tritanopia (blue-blind)

#4C2035

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #4c105b;
/* rgb */ color: rgb(76, 16, 91);
/* oklch */ color: oklch(31.6% 0.131 318.5);

Tailwind

colors: {
  custom: {
    50: '#81568a',
    500: '#4c105b',
    950: '#000000',
  },
}

SCSS

$custom: #4c105b;
$custom-light: #81568a;
$custom-dark: #000000;

JSON

{
  "hex": "#4c105b",
  "rgb": {
    "r": 76,
    "g": 16,
    "b": 91
  },
  "hsl": {
    "h": 288,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.31582,
    "c": 0.13135,
    "h": 318.5
  },
  "luminance": 0.02662
}

Semantic roles & 50–950 ramp

primary

#4C105B

secondary

#469433

accent

#ED3B5F

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B030C

muted

#7C787D

Preview Lab

Preview with #4C105B

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

Preview Lab → · Contrast checker → · Palette generator →