#4B28AB#4B28AB

#4B28AB is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.2% C 0.193 H 286.7°. Best body text is #FFFFFF at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#4B28AB
RGB	rgb(75, 40, 171)
HSL	hsl(256, 62%, 41%)
HSV	hsv(256, 77%, 67%)
CMYK	cmyk(56.1%, 76.6%, 0%, 32.9%)
CIE-LAB	lab(29.29, 48.50, -64.05)
CIE-LCH	lch(29.29, 80.34, 307.13°)
OKLab	oklab(41.22% 0.0554 -0.1844)
OKLCH	oklch(41.22% 0.193 286.7)
XYZ	xyz(11.0089, 5.9531, 39.0892)
Luminance	0.0595 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B28AB #88AB28

analogous

#2846AB #4B28AB #8D28AB

triadic

#4B28AB #AB4B28 #28AB4B

tetradic

#4B28AB #AB2846 #88AB28 #28AB8D

square

#4B28AB #AB2846 #88AB28 #28AB8D

split-complementary

#4B28AB #AB8D28 #46AB28

monochromatic

#1F1148 #351C79 #4B28AB #663ED2 #8D70DE

Accessibility & contrast

On white

9.59

#4B28AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#4B28AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B28AB

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B28AB	#FFFFFF	#000000	##FFFFFF
##4B28AB	1.00	9.59	2.19	9.59
#FFFFFF	9.59	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AF

Deuteranopia (green-blind)

#0041A9

Tritanopia (blue-blind)

#1F4D68

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #4b28ab;
/* rgb */ color: rgb(75, 40, 171);
/* oklch */ color: oklch(41.2% 0.193 286.7);

Tailwind

colors: {
  custom: {
    50: '#8866c5',
    500: '#4b28ab',
    950: '#000000',
  },
}

SCSS

$custom: #4b28ab;
$custom-light: #8866c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b28ab",
  "rgb": {
    "r": 75,
    "g": 40,
    "b": 171
  },
  "hsl": {
    "h": 256.031,
    "s": 62.085,
    "l": 41.373
  },
  "oklch": {
    "l": 0.41218,
    "c": 0.19252,
    "h": 286.7
  },
  "luminance": 0.05954
}

Semantic roles & 50–950 ramp

primary

#4B28AB

secondary

#ACC46A

accent

#E543BA

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0D0613

muted

#7D7A82

Preview Lab

Preview with #4B28AB

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

Preview Lab → · Contrast checker → · Palette generator →