#4C1581#4C1581

#4C1581 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.3% C 0.164 H 300.9°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#4C1581
RGB	rgb(76, 21, 129)
HSL	hsl(271, 72%, 29%)
HSV	hsv(271, 84%, 51%)
CMYK	cmyk(41.1%, 83.7%, 0%, 49.4%)
CIE-LAB	lab(22.51, 45.68, -49.33)
CIE-LCH	lch(22.51, 67.23, 312.80°)
OKLab	oklab(35.29% 0.0845 -0.141)
OKLCH	oklch(35.29% 0.164 300.9)
XYZ	xyz(7.2101, 3.6578, 21.0908)
Luminance	0.0366 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.31

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C1581 #4A8115

analogous

#161581 #4C1581 #811580

triadic

#4C1581 #814C15 #15814C

tetradic

#4C1581 #811615 #4A8115 #158081

square

#4C1581 #811615 #4A8115 #158081

split-complementary

#4C1581 #808115 #158116

monochromatic

#10041A #2D0C4C #4C1581 #6B1EB6 #8A33DE

Accessibility & contrast

On white

12.13

#4C1581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#4C1581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C1581

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C1581	#FFFFFF	#000000	##FFFFFF
##4C1581	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003584

Deuteranopia (green-blind)

#00357F

Tritanopia (blue-blind)

#40334C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #4c1581;
/* rgb */ color: rgb(76, 21, 129);
/* oklch */ color: oklch(35.3% 0.164 300.9);

Tailwind

colors: {
  custom: {
    50: '#845ba6',
    500: '#4c1581',
    950: '#000000',
  },
}

SCSS

$custom: #4c1581;
$custom-light: #845ba6;
$custom-dark: #000000;

JSON

{
  "hex": "#4c1581",
  "rgb": {
    "r": 76,
    "g": 21,
    "b": 129
  },
  "hsl": {
    "h": 270.556,
    "s": 72,
    "l": 29.412
  },
  "oklch": {
    "l": 0.35293,
    "c": 0.16439,
    "h": 300.9
  },
  "luminance": 0.03658
}

Semantic roles & 50–950 ramp

primary

#4C1581

secondary

#78B63C

accent

#EF3992

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #4C1581

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

Preview Lab → · Contrast checker → · Palette generator →