#4B33BA#4B33BA

#4B33BA is a dark, vivid violet. Relative luminance 0.074; OKLCH L 44.1% C 0.199 H 282.7°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#4B33BA
RGB	rgb(75, 51, 186)
HSL	hsl(251, 57%, 46%)
HSV	hsv(251, 73%, 73%)
CMYK	cmyk(59.7%, 72.6%, 0%, 27.1%)
CIE-LAB	lab(32.72, 47.27, -67.36)
CIE-LCH	lch(32.72, 82.29, 305.06°)
OKLab	oklab(44.07% 0.0437 -0.1941)
OKLCH	oklch(44.07% 0.199 282.7)
XYZ	xyz(12.9457, 7.4078, 47.1925)
Luminance	0.0741 (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

#4B33BA #A2BA33

analogous

#335FBA #4B33BA #8F33BA

triadic

#4B33BA #BA4B33 #33BA4B

tetradic

#4B33BA #BA335F #A2BA33 #33BA8F

square

#4B33BA #BA335F #A2BA33 #33BA8F

split-complementary

#4B33BA #BA8F33 #5FBA33

monochromatic

#24195A #38268A #4B33BA #6E59D1 #9889DF

Accessibility & contrast

On white

8.46

#4B33BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#4B33BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B33BA

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B33BA	#FFFFFF	#000000	##FFFFFF
##4B33BA	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BE

Deuteranopia (green-blind)

#0048B7

Tritanopia (blue-blind)

#005873

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4b33ba;
/* rgb */ color: rgb(75, 51, 186);
/* oklch */ color: oklch(44.1% 0.199 282.7);

Tailwind

colors: {
  custom: {
    50: '#8a6dd0',
    500: '#4b33ba',
    950: '#000000',
  },
}

SCSS

$custom: #4b33ba;
$custom-light: #8a6dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b33ba",
  "rgb": {
    "r": 75,
    "g": 51,
    "b": 186
  },
  "hsl": {
    "h": 250.667,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.44065,
    "c": 0.19897,
    "h": 282.7
  },
  "luminance": 0.07409
}

Semantic roles & 50–950 ramp

primary

#4B33BA

secondary

#BCC980

accent

#E048C5

background

#F9F6FC

surface

#F1ECF9

border

#CBC7D2

text

#0D0714

muted

#7E7A82

Preview Lab

Preview with #4B33BA

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

Preview Lab → · Contrast checker → · Palette generator →