#4B289C#4B289C

#4B289C is a dark, vivid violet. Relative luminance 0.054; OKLCH L 39.8% C 0.175 H 289.8°. Best body text is #FFFFFF at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#4B289C
RGB	rgb(75, 40, 156)
HSL	hsl(258, 59%, 38%)
HSV	hsv(258, 74%, 61%)
CMYK	cmyk(51.9%, 74.4%, 0%, 38.8%)
CIE-LAB	lab(27.88, 44.19, -57.29)
CIE-LCH	lch(27.88, 72.35, 307.64°)
OKLab	oklab(39.8% 0.0593 -0.1646)
OKLCH	oklch(39.8% 0.175 289.8)
XYZ	xyz(9.6595, 5.4133, 31.9820)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B289C #799C28

analogous

#283F9C #4B289C #85289C

triadic

#4B289C #9C4B28 #289C4B

tetradic

#4B289C #9C283F #799C28 #289C85

square

#4B289C #9C283F #799C28 #289C85

split-complementary

#4B289C #9C8528 #3F9C28

monochromatic

#1C0F3B #341C6B #4B289C #6336CB #8967D8

Accessibility & contrast

On white

10.08

#4B289C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#4B289C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B289C

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B289C	#FFFFFF	#000000	##FFFFFF
##4B289C	1.00	10.08	2.08	10.08
#FFFFFF	10.08	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449F

Deuteranopia (green-blind)

#003F9A

Tritanopia (blue-blind)

#2E4760

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #4b289c;
/* rgb */ color: rgb(75, 40, 156);
/* oklch */ color: oklch(39.8% 0.175 289.8);

Tailwind

colors: {
  custom: {
    50: '#8666ba',
    500: '#4b289c',
    950: '#000000',
  },
}

SCSS

$custom: #4b289c;
$custom-light: #8666ba;
$custom-dark: #000000;

JSON

{
  "hex": "#4b289c",
  "rgb": {
    "r": 75,
    "g": 40,
    "b": 156
  },
  "hsl": {
    "h": 258.103,
    "s": 59.184,
    "l": 38.431
  },
  "oklch": {
    "l": 0.39795,
    "c": 0.17493,
    "h": 289.8
  },
  "luminance": 0.05414
}

Semantic roles & 50–950 ramp

primary

#4B289C

secondary

#A2BE62

accent

#E245B3

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0C0612

muted

#7D7A81

Preview Lab

Preview with #4B289C

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

Preview Lab → · Contrast checker → · Palette generator →