#4C137A#4C137A

#4C137A is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.5% C 0.159 H 303.7°. Best body text is #FFFFFF at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#4C137A
RGB	rgb(76, 19, 122)
HSL	hsl(273, 73%, 28%)
HSV	hsv(273, 84%, 48%)
CMYK	cmyk(37.7%, 84.4%, 0%, 52.2%)
CIE-LAB	lab(21.61, 44.71, -46.36)
CIE-LCH	lch(21.61, 64.40, 313.96°)
OKLab	oklab(34.47% 0.0883 -0.1323)
OKLCH	oklch(34.47% 0.159 303.7)
XYZ	xyz(6.7254, 3.4074, 18.7120)
Luminance	0.0341 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.51

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C137A #417A13

analogous

#18137A #4C137A #7A1374

triadic

#4C137A #7A4C13 #137A4C

tetradic

#4C137A #7A1813 #417A13 #13747A

square

#4C137A #7A1813 #417A13 #13747A

split-complementary

#4C137A #747A13 #137A18

monochromatic

#10041A #2B0B45 #4C137A #6D1BAF #8D2ADE

Accessibility & contrast

On white

12.49

#4C137A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#4C137A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C137A

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C137A	#FFFFFF	#000000	##FFFFFF
##4C137A	1.00	12.49	1.68	12.49
#FFFFFF	12.49	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337D

Deuteranopia (green-blind)

#003478

Tritanopia (blue-blind)

#433048

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #4c137a;
/* rgb */ color: rgb(76, 19, 122);
/* oklch */ color: oklch(34.5% 0.159 303.7);

Tailwind

colors: {
  custom: {
    50: '#8359a1',
    500: '#4c137a',
    950: '#000000',
  },
}

SCSS

$custom: #4c137a;
$custom-light: #8359a1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c137a",
  "rgb": {
    "r": 76,
    "g": 19,
    "b": 122
  },
  "hsl": {
    "h": 273.204,
    "s": 73.05,
    "l": 27.647
  },
  "oklch": {
    "l": 0.34471,
    "c": 0.15903,
    "h": 303.7
  },
  "luminance": 0.03407
}

Semantic roles & 50–950 ramp

primary

#4C137A

secondary

#6EB039

accent

#F0388A

background

#F8F5FA

surface

#F0E9F3

border

#CBC5CD

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4C137A

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

Preview Lab → · Contrast checker → · Palette generator →