#4333BA#4333BA

#4333BA is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.4% C 0.200 H 279.3°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#4333BA
RGB	rgb(67, 51, 186)
HSL	hsl(247, 57%, 46%)
HSV	hsv(247, 73%, 73%)
CMYK	cmyk(64%, 72.6%, 0%, 27.1%)
CIE-LAB	lab(32.05, 46.22, -68.49)
CIE-LCH	lch(32.05, 82.63, 304.01°)
OKLab	oklab(43.42% 0.0325 -0.1977)
OKLCH	oklch(43.42% 0.2 279.3)
XYZ	xyz(12.3587, 7.1051, 47.1650)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4333BA #AABA33

analogous

#3367BA #4333BA #8733BA

triadic

#4333BA #BA4333 #33BA43

tetradic

#4333BA #BA3367 #AABA33 #33BA87

square

#4333BA #BA3367 #AABA33 #33BA87

split-complementary

#4333BA #BA8733 #67BA33

monochromatic

#20195A #32268A #4333BA #6759D1 #9389DF

Accessibility & contrast

On white

8.67

#4333BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#4333BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4333BA

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4333BA	#FFFFFF	#000000	##FFFFFF
##4333BA	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BE

Deuteranopia (green-blind)

#0046B8

Tritanopia (blue-blind)

#005973

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4333ba;
/* rgb */ color: rgb(67, 51, 186);
/* oklch */ color: oklch(43.4% 0.200 279.3);

Tailwind

colors: {
  custom: {
    50: '#866dd0',
    500: '#4333ba',
    950: '#000000',
  },
}

SCSS

$custom: #4333ba;
$custom-light: #866dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4333ba",
  "rgb": {
    "r": 67,
    "g": 51,
    "b": 186
  },
  "hsl": {
    "h": 247.111,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.43419,
    "c": 0.20032,
    "h": 279.3
  },
  "luminance": 0.07106
}

Semantic roles & 50–950 ramp

primary

#4333BA

secondary

#C0C980

accent

#E048CE

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0D0714

muted

#7D7A82

Preview Lab

Preview with #4333BA

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

Preview Lab → · Contrast checker → · Palette generator →