#4B288B#4B288B

#4B288B is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.3% C 0.154 H 294.1°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#4B288B
RGB	rgb(75, 40, 139)
HSL	hsl(261, 55%, 35%)
HSV	hsv(261, 71%, 55%)
CMYK	cmyk(46%, 71.2%, 0%, 45.5%)
CIE-LAB	lab(26.38, 39.32, -49.27)
CIE-LCH	lch(26.38, 63.04, 308.59°)
OKLab	oklab(38.27% 0.063 -0.141)
OKLCH	oklch(38.27% 0.154 294.1)
XYZ	xyz(8.3194, 4.8773, 24.9242)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B288B #688B28

analogous

#28378B #4B288B #7C288B

triadic

#4B288B #8B4B28 #288B4B

tetradic

#4B288B #8B2837 #688B28 #288B7C

square

#4B288B #8B2837 #688B28 #288B7C

split-complementary

#4B288B #8B7C28 #378B28

monochromatic

#180D2C #311A5B #4B288B #6536BB #865DD0

Accessibility & contrast

On white

10.63

#4B288B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#4B288B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B288B

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B288B	#FFFFFF	#000000	##FFFFFF
##4B288B	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8E

Deuteranopia (green-blind)

#003D89

Tritanopia (blue-blind)

#394156

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #4b288b;
/* rgb */ color: rgb(75, 40, 139);
/* oklch */ color: oklch(38.3% 0.154 294.1);

Tailwind

colors: {
  custom: {
    50: '#8365ae',
    500: '#4b288b',
    950: '#000000',
  },
}

SCSS

$custom: #4b288b;
$custom-light: #8365ae;
$custom-dark: #000000;

JSON

{
  "hex": "#4b288b",
  "rgb": {
    "r": 75,
    "g": 40,
    "b": 139
  },
  "hsl": {
    "h": 261.212,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.38267,
    "c": 0.15445,
    "h": 294.1
  },
  "luminance": 0.04878
}

Semantic roles & 50–950 ramp

primary

#4B288B

secondary

#95B659

accent

#DF49AA

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0B0610

muted

#7C7A7F

Preview Lab

Preview with #4B288B

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

Preview Lab → · Contrast checker → · Palette generator →