#4B18A1#4B18A1

#4B18A1 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.6% C 0.195 H 290.7°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#4B18A1
RGB	rgb(75, 24, 161)
HSL	hsl(262, 74%, 36%)
HSV	hsv(262, 85%, 63%)
CMYK	cmyk(53.4%, 85.1%, 0%, 36.9%)
CIE-LAB	lab(25.93, 52.61, -63.55)
CIE-LCH	lch(25.93, 82.50, 309.62°)
OKLab	oklab(38.58% 0.0692 -0.1827)
OKLCH	oklch(38.58% 0.195 290.7)
XYZ	xyz(9.6595, 4.7219, 34.1138)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B18A1 #6EA118

analogous

#182AA1 #4B18A1 #9018A1

triadic

#4B18A1 #A14B18 #18A14B

tetradic

#4B18A1 #A1182A #6EA118 #18A190

square

#4B18A1 #A1182A #6EA118 #18A190

split-complementary

#4B18A1 #A19018 #2AA118

monochromatic

#190836 #32106C #4B18A1 #6420D6 #874FE5

Accessibility & contrast

On white

10.80

#4B18A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#4B18A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B18A1

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B18A1	#FFFFFF	#000000	##FFFFFF
##4B18A1	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A5

Deuteranopia (green-blind)

#003A9F

Tritanopia (blue-blind)

#2B435F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #4b18a1;
/* rgb */ color: rgb(75, 24, 161);
/* oklch */ color: oklch(38.6% 0.195 290.7);

Tailwind

colors: {
  custom: {
    50: '#885ebe',
    500: '#4b18a1',
    950: '#000000',
  },
}

SCSS

$custom: #4b18a1;
$custom-light: #885ebe;
$custom-dark: #000000;

JSON

{
  "hex": "#4b18a1",
  "rgb": {
    "r": 75,
    "g": 24,
    "b": 161
  },
  "hsl": {
    "h": 262.336,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.38582,
    "c": 0.1954,
    "h": 290.7
  },
  "luminance": 0.04722
}

Semantic roles & 50–950 ramp

primary

#4B18A1

secondary

#9AC74E

accent

#F137AC

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0D0512

muted

#7D7981

Preview Lab

Preview with #4B18A1

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

Preview Lab → · Contrast checker → · Palette generator →