#4B33BC#4B33BC

#4B33BC is a dark, highly saturated violet. Relative luminance 0.075; OKLCH L 44.3% C 0.201 H 282.4°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#4B33BC
RGB	rgb(75, 51, 188)
HSL	hsl(251, 57%, 47%)
HSV	hsv(251, 73%, 74%)
CMYK	cmyk(60.1%, 72.9%, 0%, 26.3%)
CIE-LAB	lab(32.90, 47.87, -68.23)
CIE-LCH	lch(32.90, 83.35, 305.05°)
OKLab	oklab(44.25% 0.0432 -0.1967)
OKLCH	oklch(44.25% 0.201 282.4)
XYZ	xyz(13.1598, 7.4934, 48.3201)
Luminance	0.0749 (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

#4B33BC #A4BC33

analogous

#3360BC #4B33BC #9033BC

triadic

#4B33BC #BC4B33 #33BC4B

tetradic

#4B33BC #BC3360 #A4BC33 #33BC90

square

#4B33BC #BC3360 #A4BC33 #33BC90

split-complementary

#4B33BC #BC9033 #60BC33

monochromatic

#25195C #38268C #4B33BC #6F5AD2 #998ADF

Accessibility & contrast

On white

8.40

#4B33BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#4B33BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B33BC

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B33BC	#FFFFFF	#000000	##FFFFFF
##4B33BC	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C0

Deuteranopia (green-blind)

#0049B9

Tritanopia (blue-blind)

#005974

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4b33bc;
/* rgb */ color: rgb(75, 51, 188);
/* oklch */ color: oklch(44.3% 0.201 282.4);

Tailwind

colors: {
  custom: {
    50: '#8a6dd1',
    500: '#4b33bc',
    950: '#000000',
  },
}

SCSS

$custom: #4b33bc;
$custom-light: #8a6dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b33bc",
  "rgb": {
    "r": 75,
    "g": 51,
    "b": 188
  },
  "hsl": {
    "h": 250.511,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.44254,
    "c": 0.20136,
    "h": 282.4
  },
  "luminance": 0.07494
}

Semantic roles & 50–950 ramp

primary

#4B33BC

secondary

#BDC981

accent

#E147C6

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4B33BC

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

Preview Lab → · Contrast checker → · Palette generator →