#4C1B7D#4C1B7D

#4C1B7D is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.5% C 0.154 H 301.5°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#4C1B7D
RGB	rgb(76, 27, 125)
HSL	hsl(270, 64%, 30%)
HSV	hsv(270, 78%, 49%)
CMYK	cmyk(39.2%, 78.4%, 0%, 51%)
CIE-LAB	lab(23.00, 42.20, -45.99)
CIE-LCH	lch(23.00, 62.41, 312.54°)
OKLab	oklab(35.53% 0.0805 -0.1313)
OKLCH	oklch(35.53% 0.154 301.5)
XYZ	xyz(7.0732, 3.8010, 19.7591)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.48

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C1B7D #4C7D1B

analogous

#1B1B7D #4C1B7D #7D1B7D

triadic

#4C1B7D #7D4C1B #1B7D4C

tetradic

#4C1B7D #7D1B1B #4C7D1B #1B7D7D

square

#4C1B7D #7D1B1B #4C7D1B #1B7D7D

split-complementary

#4C1B7D #7D7D1B #1B7D1B

monochromatic

#0F0519 #2D104B #4C1B7D #6B26AF #893DD5

Accessibility & contrast

On white

11.93

#4C1B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#4C1B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C1B7D

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C1B7D	#FFFFFF	#000000	##FFFFFF
##4C1B7D	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003680

Deuteranopia (green-blind)

#00367B

Tritanopia (blue-blind)

#41344B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #4c1b7d;
/* rgb */ color: rgb(76, 27, 125);
/* oklch */ color: oklch(35.5% 0.154 301.5);

Tailwind

colors: {
  custom: {
    50: '#835da3',
    500: '#4c1b7d',
    950: '#000000',
  },
}

SCSS

$custom: #4c1b7d;
$custom-light: #835da3;
$custom-dark: #000000;

JSON

{
  "hex": "#4c1b7d",
  "rgb": {
    "r": 76,
    "g": 27,
    "b": 125
  },
  "hsl": {
    "h": 270,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.35528,
    "c": 0.154,
    "h": 301.5
  },
  "luminance": 0.03801
}

Semantic roles & 50–950 ramp

primary

#4C1B7D

secondary

#7AB143

accent

#E74094

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4C1B7D

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

Preview Lab → · Contrast checker → · Palette generator →