#443BBC#443BBC

#443BBC is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.9% C 0.194 H 278.3°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#443BBC
RGB	rgb(68, 59, 188)
HSL	hsl(244, 52%, 48%)
HSV	hsv(244, 69%, 74%)
CMYK	cmyk(63.8%, 68.6%, 0%, 26.3%)
CIE-LAB	lab(33.96, 42.44, -66.53)
CIE-LCH	lch(33.96, 78.91, 302.53°)
OKLab	oklab(44.86% 0.0278 -0.1919)
OKLCH	oklch(44.86% 0.194 278.3)
XYZ	xyz(13.0220, 7.9867, 48.4226)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.45

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443BBC #B3BC3B

analogous

#3B72BC #443BBC #843BBC

triadic

#443BBC #BC443B #3BBC44

tetradic

#443BBC #BC3B72 #B3BC3B #3BBC84

square

#443BBC #BC3B72 #B3BC3B #3BBC84

split-complementary

#443BBC #BC843B #72BC3B

monochromatic

#221E5F #332C8D #443BBC #6D65CF #9994DD

Accessibility & contrast

On white

8.08

#443BBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#443BBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443BBC

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443BBC	#FFFFFF	#000000	##FFFFFF
##443BBC	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C0

Deuteranopia (green-blind)

#004BBA

Tritanopia (blue-blind)

#005D77

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #443bbc;
/* rgb */ color: rgb(68, 59, 188);
/* oklch */ color: oklch(44.9% 0.194 278.3);

Tailwind

colors: {
  custom: {
    50: '#8672d1',
    500: '#443bbc',
    950: '#000000',
  },
}

SCSS

$custom: #443bbc;
$custom-light: #8672d1;
$custom-dark: #000000;

JSON

{
  "hex": "#443bbc",
  "rgb": {
    "r": 68,
    "g": 59,
    "b": 188
  },
  "hsl": {
    "h": 244.186,
    "s": 52.227,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44861,
    "c": 0.19393,
    "h": 278.3
  },
  "luminance": 0.07988
}

Semantic roles & 50–950 ramp

primary

#443BBC

secondary

#C4C98A

accent

#DC4CD2

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #443BBC

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

Preview Lab → · Contrast checker → · Palette generator →