#4E1B66#4E1B66

#4E1B66 is a dark, vivid purple. Relative luminance 0.034; OKLCH L 33.9% C 0.129 H 312.8°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#4E1B66
RGB	rgb(78, 27, 102)
HSL	hsl(281, 58%, 25%)
HSV	hsv(281, 74%, 40%)
CMYK	cmyk(23.5%, 73.5%, 0%, 60%)
CIE-LAB	lab(21.44, 36.94, -33.68)
CIE-LCH	lch(21.44, 49.99, 317.64°)
OKLab	oklab(33.9% 0.0879 -0.095)
OKLCH	oklch(33.9% 0.129 312.8)
XYZ	xyz(5.9317, 3.3630, 12.9045)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E1B66 #33661B

analogous

#281B66 #4E1B66 #661B58

triadic

#4E1B66 #664E1B #1B664E

tetradic

#4E1B66 #66281B #33661B #1B5866

square

#4E1B66 #66281B #33661B #1B5866

split-complementary

#4E1B66 #58661B #1B6628

monochromatic

#130618 #290E36 #4E1B66 #732896 #9835C7

Accessibility & contrast

On white

12.56

#4E1B66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#4E1B66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E1B66

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E1B66	#FFFFFF	#000000	##FFFFFF
##4E1B66	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003168

Deuteranopia (green-blind)

#143564

Tritanopia (blue-blind)

#4B2B3E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #4e1b66;
/* rgb */ color: rgb(78, 27, 102);
/* oklch */ color: oklch(33.9% 0.129 312.8);

Tailwind

colors: {
  custom: {
    50: '#835c92',
    500: '#4e1b66',
    950: '#000000',
  },
}

SCSS

$custom: #4e1b66;
$custom-light: #835c92;
$custom-dark: #000000;

JSON

{
  "hex": "#4e1b66",
  "rgb": {
    "r": 78,
    "g": 27,
    "b": 102
  },
  "hsl": {
    "h": 280.8,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.33903,
    "c": 0.12944,
    "h": 312.8
  },
  "luminance": 0.03363
}

Semantic roles & 50–950 ramp

primary

#4E1B66

secondary

#5E9B41

accent

#E14678

background

#F8F5F9

surface

#EFE9F1

border

#CAC5CB

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #4E1B66

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

Preview Lab → · Contrast checker → · Palette generator →