#4B1780#4B1780

#4B1780 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.3% C 0.161 H 300.4°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#4B1780
RGB	rgb(75, 23, 128)
HSL	hsl(270, 70%, 30%)
HSV	hsv(270, 82%, 50%)
CMYK	cmyk(41.4%, 82%, 0%, 49.8%)
CIE-LAB	lab(22.54, 44.49, -48.65)
CIE-LCH	lch(22.54, 65.93, 312.45°)
OKLab	oklab(35.26% 0.0816 -0.1391)
OKLCH	oklch(35.26% 0.161 300.4)
XYZ	xyz(7.1034, 3.6671, 20.7515)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.63

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1780 #4C8017

analogous

#171880 #4B1780 #7F1780

triadic

#4B1780 #804B17 #17804B

tetradic

#4B1780 #801718 #4C8017 #17807F

square

#4B1780 #801718 #4C8017 #17807F

split-complementary

#4B1780 #807F17 #188017

monochromatic

#0F051A #2D0E4C #4B1780 #6920B4 #8836DB

Accessibility & contrast

On white

12.11

#4B1780 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#4B1780 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1780

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1780	#FFFFFF	#000000	##FFFFFF
##4B1780	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003583

Deuteranopia (green-blind)

#00357E

Tritanopia (blue-blind)

#3F344C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #4b1780;
/* rgb */ color: rgb(75, 23, 128);
/* oklch */ color: oklch(35.3% 0.161 300.4);

Tailwind

colors: {
  custom: {
    50: '#835ba6',
    500: '#4b1780',
    950: '#000000',
  },
}

SCSS

$custom: #4b1780;
$custom-light: #835ba6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1780",
  "rgb": {
    "r": 75,
    "g": 23,
    "b": 128
  },
  "hsl": {
    "h": 269.714,
    "s": 69.536,
    "l": 29.608
  },
  "oklch": {
    "l": 0.35257,
    "c": 0.16127,
    "h": 300.4
  },
  "luminance": 0.03667
}

Semantic roles & 50–950 ramp

primary

#4B1780

secondary

#7AB43E

accent

#EC3B95

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #4B1780

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

Preview Lab → · Contrast checker → · Palette generator →