#4C1B8E#4C1B8E

#4C1B8E is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.1% C 0.173 H 296.0°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#4C1B8E
RGB	rgb(76, 27, 142)
HSL	hsl(266, 68%, 33%)
HSV	hsv(266, 81%, 56%)
CMYK	cmyk(46.5%, 81%, 0%, 44.3%)
CIE-LAB	lab(24.55, 46.61, -54.12)
CIE-LCH	lch(24.55, 71.42, 310.74°)
OKLab	oklab(37.09% 0.0756 -0.1551)
OKLCH	oklch(37.09% 0.173 296)
XYZ	xyz(8.2536, 4.2732, 25.9759)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C1B8E #5D8E1B

analogous

#1B248E #4C1B8E #851B8E

triadic

#4C1B8E #8E4C1B #1B8E4C

tetradic

#4C1B8E #8E1B24 #5D8E1B #1B8E85

square

#4C1B8E #8E1B24 #5D8E1B #1B8E85

split-complementary

#4C1B8E #8E851B #248E1B

monochromatic

#150727 #30115B #4C1B8E #6825C1 #8747DC

Accessibility & contrast

On white

11.32

#4C1B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#4C1B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C1B8E

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C1B8E	#FFFFFF	#000000	##FFFFFF
##4C1B8E	1.00	11.32	1.85	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B91

Deuteranopia (green-blind)

#00398C

Tritanopia (blue-blind)

#393C55

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #4c1b8e;
/* rgb */ color: rgb(76, 27, 142);
/* oklch */ color: oklch(37.1% 0.173 296.0);

Tailwind

colors: {
  custom: {
    50: '#855eb0',
    500: '#4c1b8e',
    950: '#000000',
  },
}

SCSS

$custom: #4c1b8e;
$custom-light: #855eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#4c1b8e",
  "rgb": {
    "r": 76,
    "g": 27,
    "b": 142
  },
  "hsl": {
    "h": 265.565,
    "s": 68.047,
    "l": 33.137
  },
  "oklch": {
    "l": 0.37091,
    "c": 0.17256,
    "h": 296
  },
  "luminance": 0.04273
}

Semantic roles & 50–950 ramp

primary

#4C1B8E

secondary

#8BBE47

accent

#EB3DA1

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #4C1B8E

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

Preview Lab → · Contrast checker → · Palette generator →