#4B33C9#4B33C9

#4B33C9 is a mid, highly saturated blue. Relative luminance 0.081; OKLCH L 45.5% C 0.217 H 280.7°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#4B33C9
RGB	rgb(75, 51, 201)
HSL	hsl(250, 60%, 49%)
HSV	hsv(250, 75%, 79%)
CMYK	cmyk(62.7%, 74.6%, 0%, 21.2%)
CIE-LAB	lab(34.15, 51.78, -73.81)
CIE-LCH	lch(34.15, 90.16, 305.05°)
OKLab	oklab(45.51% 0.0403 -0.213)
OKLCH	oklch(45.51% 0.217 280.7)
XYZ	xyz(14.6248, 8.0794, 56.0358)
Luminance	0.0808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.93

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B33C9 #B1C933

analogous

#3366C9 #4B33C9 #9633C9

triadic

#4B33C9 #C94B33 #33C94B

tetradic

#4B33C9 #C93366 #B1C933 #33C996

square

#4B33C9 #C93366 #B1C933 #33C996

split-complementary

#4B33C9 #C99633 #66C933

monochromatic

#271A67 #392798 #4B33C9 #7562D7 #A093E4

Accessibility & contrast

On white

8.03

#4B33C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#4B33C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B33C9

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B33C9	#FFFFFF	#000000	##FFFFFF
##4B33C9	1.00	8.03	2.62	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CD

Deuteranopia (green-blind)

#004BC6

Tritanopia (blue-blind)

#005E7C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4b33c9;
/* rgb */ color: rgb(75, 51, 201);
/* oklch */ color: oklch(45.5% 0.217 280.7);

Tailwind

colors: {
  custom: {
    50: '#8d6edb',
    500: '#4b33c9',
    950: '#000000',
  },
}

SCSS

$custom: #4b33c9;
$custom-light: #8d6edb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b33c9",
  "rgb": {
    "r": 75,
    "g": 51,
    "b": 201
  },
  "hsl": {
    "h": 249.6,
    "s": 59.524,
    "l": 49.412
  },
  "oklch": {
    "l": 0.45508,
    "c": 0.21675,
    "h": 280.7
  },
  "luminance": 0.08081
}

Semantic roles & 50–950 ramp

primary

#4B33C9

secondary

#C3CF89

accent

#E345C9

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0E0715

muted

#7E7A83

Preview Lab

Preview with #4B33C9

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

Preview Lab → · Contrast checker → · Palette generator →