#4C1B8D#4C1B8D

#4C1B8D is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.0% C 0.171 H 296.3°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#4C1B8D
RGB	rgb(76, 27, 141)
HSL	hsl(266, 68%, 33%)
HSV	hsv(266, 81%, 55%)
CMYK	cmyk(46.1%, 80.9%, 0%, 44.7%)
CIE-LAB	lab(24.46, 46.35, -53.65)
CIE-LCH	lch(24.46, 70.90, 310.82°)
OKLab	oklab(37% 0.0759 -0.1538)
OKLCH	oklch(37% 0.171 296.3)
XYZ	xyz(8.1789, 4.2433, 25.5822)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C1B8D #5C8D1B

analogous

#1B238D #4C1B8D #851B8D

triadic

#4C1B8D #8D4C1B #1B8D4C

tetradic

#4C1B8D #8D1B23 #5C8D1B #1B8D85

square

#4C1B8D #8D1B23 #5C8D1B #1B8D85

split-complementary

#4C1B8D #8D851B #238D1B

monochromatic

#150726 #30115A #4C1B8D #6825C0 #8747DC

Accessibility & contrast

On white

11.36

#4C1B8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#4C1B8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C1B8D

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C1B8D	#FFFFFF	#000000	##FFFFFF
##4C1B8D	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B90

Deuteranopia (green-blind)

#00398B

Tritanopia (blue-blind)

#3A3B54

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #4c1b8d;
/* rgb */ color: rgb(76, 27, 141);
/* oklch */ color: oklch(37.0% 0.171 296.3);

Tailwind

colors: {
  custom: {
    50: '#855eaf',
    500: '#4c1b8d',
    950: '#000000',
  },
}

SCSS

$custom: #4c1b8d;
$custom-light: #855eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#4c1b8d",
  "rgb": {
    "r": 76,
    "g": 27,
    "b": 141
  },
  "hsl": {
    "h": 265.789,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36996,
    "c": 0.17147,
    "h": 296.3
  },
  "luminance": 0.04243
}

Semantic roles & 50–950 ramp

primary

#4C1B8D

secondary

#8ABD46

accent

#EB3DA0

background

#F8F5FA

surface

#F0E9F5

border

#CBC5CF

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #4C1B8D

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

Preview Lab → · Contrast checker → · Palette generator →