#4C1B8B#4C1B8B

#4C1B8B is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.8% C 0.169 H 296.9°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#4C1B8B
RGB	rgb(76, 27, 139)
HSL	hsl(266, 67%, 33%)
HSV	hsv(266, 81%, 55%)
CMYK	cmyk(45.3%, 80.6%, 0%, 45.5%)
CIE-LAB	lab(24.27, 45.82, -52.72)
CIE-LCH	lch(24.27, 69.85, 311.00°)
OKLab	oklab(36.81% 0.0765 -0.151)
OKLCH	oklch(36.81% 0.169 296.9)
XYZ	xyz(8.0314, 4.1843, 24.8056)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C1B8B #5A8B1B

analogous

#1B228B #4C1B8B #841B8B

triadic

#4C1B8B #8B4C1B #1B8B4C

tetradic

#4C1B8B #8B1B22 #5A8B1B #1B8B84

square

#4C1B8B #8B1B22 #5A8B1B #1B8B84

split-complementary

#4C1B8B #8B841B #228B1B

monochromatic

#140725 #301158 #4C1B8B #6825BE #8745DB

Accessibility & contrast

On white

11.43

#4C1B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#4C1B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C1B8B

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C1B8B	#FFFFFF	#000000	##FFFFFF
##4C1B8B	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8E

Deuteranopia (green-blind)

#003889

Tritanopia (blue-blind)

#3B3A53

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #4c1b8b;
/* rgb */ color: rgb(76, 27, 139);
/* oklch */ color: oklch(36.8% 0.169 296.9);

Tailwind

colors: {
  custom: {
    50: '#855eae',
    500: '#4c1b8b',
    950: '#000000',
  },
}

SCSS

$custom: #4c1b8b;
$custom-light: #855eae;
$custom-dark: #000000;

JSON

{
  "hex": "#4c1b8b",
  "rgb": {
    "r": 76,
    "g": 27,
    "b": 139
  },
  "hsl": {
    "h": 266.25,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.36807,
    "c": 0.1693,
    "h": 296.9
  },
  "luminance": 0.04184
}

Semantic roles & 50–950 ramp

primary

#4C1B8B

secondary

#88BC45

accent

#EA3D9F

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #4C1B8B

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

Preview Lab → · Contrast checker → · Palette generator →