#4B33B5#4B33B5

#4B33B5 is a dark, vivid violet. Relative luminance 0.072; OKLCH L 43.6% C 0.193 H 283.4°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#4B33B5
RGB	rgb(75, 51, 181)
HSL	hsl(251, 56%, 45%)
HSV	hsv(251, 72%, 71%)
CMYK	cmyk(58.6%, 71.8%, 0%, 29%)
CIE-LAB	lab(32.26, 45.75, -65.16)
CIE-LCH	lch(32.26, 79.62, 305.07°)
OKLab	oklab(43.6% 0.0447 -0.1877)
OKLCH	oklch(43.6% 0.193 283.4)
XYZ	xyz(12.4234, 7.1989, 44.4420)
Luminance	0.0720 (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

#4B33B5 #9DB533

analogous

#335CB5 #4B33B5 #8C33B5

triadic

#4B33B5 #B54B33 #33B54B

tetradic

#4B33B5 #B5335C #9DB533 #33B58C

square

#4B33B5 #B5335C #9DB533 #33B58C

split-complementary

#4B33B5 #B58C33 #5CB533

monochromatic

#231856 #372685 #4B33B5 #6C56CF #9686DD

Accessibility & contrast

On white

8.61

#4B33B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#4B33B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B33B5

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B33B5	#FFFFFF	#000000	##FFFFFF
##4B33B5	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B9

Deuteranopia (green-blind)

#0047B3

Tritanopia (blue-blind)

#0B5671

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4b33b5;
/* rgb */ color: rgb(75, 51, 181);
/* oklch */ color: oklch(43.6% 0.193 283.4);

Tailwind

colors: {
  custom: {
    50: '#896dcc',
    500: '#4b33b5',
    950: '#000000',
  },
}

SCSS

$custom: #4b33b5;
$custom-light: #896dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b33b5",
  "rgb": {
    "r": 75,
    "g": 51,
    "b": 181
  },
  "hsl": {
    "h": 251.077,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.43596,
    "c": 0.19292,
    "h": 283.4
  },
  "luminance": 0.072
}

Semantic roles & 50–950 ramp

primary

#4B33B5

secondary

#B9C67D

accent

#DF48C3

background

#F9F6FC

surface

#F1ECF9

border

#CBC7D2

text

#0D0714

muted

#7E7A82

Preview Lab

Preview with #4B33B5

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

Preview Lab → · Contrast checker → · Palette generator →