#4B288D#4B288D

#4B288D is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.4% C 0.157 H 293.5°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#4B288D
RGB	rgb(75, 40, 141)
HSL	hsl(261, 56%, 35%)
HSV	hsv(261, 72%, 55%)
CMYK	cmyk(46.8%, 71.6%, 0%, 44.7%)
CIE-LAB	lab(26.55, 39.89, -50.24)
CIE-LCH	lch(26.55, 64.15, 308.45°)
OKLab	oklab(38.44% 0.0626 -0.1439)
OKLCH	oklch(38.44% 0.157 293.5)
XYZ	xyz(8.4668, 4.9363, 25.7008)
Luminance	0.0494 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B288D #6A8D28

analogous

#28378D #4B288D #7D288D

triadic

#4B288D #8D4B28 #288D4B

tetradic

#4B288D #8D2837 #6A8D28 #288D7D

square

#4B288D #8D2837 #6A8D28 #288D7D

split-complementary

#4B288D #8D7D28 #378D28

monochromatic

#180D2E #321A5D #4B288D #6436BD #865ED1

Accessibility & contrast

On white

10.57

#4B288D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#4B288D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B288D

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B288D	#FFFFFF	#000000	##FFFFFF
##4B288D	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004090

Deuteranopia (green-blind)

#003D8B

Tritanopia (blue-blind)

#384157

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #4b288d;
/* rgb */ color: rgb(75, 40, 141);
/* oklch */ color: oklch(38.4% 0.157 293.5);

Tailwind

colors: {
  custom: {
    50: '#8465af',
    500: '#4b288d',
    950: '#000000',
  },
}

SCSS

$custom: #4b288d;
$custom-light: #8465af;
$custom-dark: #000000;

JSON

{
  "hex": "#4b288d",
  "rgb": {
    "r": 75,
    "g": 40,
    "b": 141
  },
  "hsl": {
    "h": 260.792,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.38442,
    "c": 0.15689,
    "h": 293.5
  },
  "luminance": 0.04937
}

Semantic roles & 50–950 ramp

primary

#4B288D

secondary

#97B75A

accent

#DF49AB

background

#F8F6FA

surface

#F0EBF5

border

#CBC6CF

text

#0B0610

muted

#7C7A7F

Preview Lab

Preview with #4B288D

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

Preview Lab → · Contrast checker → · Palette generator →