#443AB5#443AB5

#443AB5 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.1% C 0.186 H 279.1°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#443AB5
RGB	rgb(68, 58, 181)
HSL	hsl(245, 51%, 47%)
HSV	hsv(245, 68%, 71%)
CMYK	cmyk(62.4%, 68%, 0%, 29%)
CIE-LAB	lab(33.11, 40.76, -63.77)
CIE-LCH	lch(33.11, 75.68, 302.58°)
OKLab	oklab(44.07% 0.0296 -0.1838)
OKLCH	oklch(44.07% 0.186 279.1)
XYZ	xyz(12.2348, 7.5903, 44.5274)
Luminance	0.0759 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.49

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443AB5 #ABB53A

analogous

#3A6EB5 #443AB5 #823AB5

triadic

#443AB5 #B5443A #3AB544

tetradic

#443AB5 #B53A6E #ABB53A #3AB582

square

#443AB5 #B53A6E #ABB53A #3AB582

split-complementary

#443AB5 #B5823A #6EB53A

monochromatic

#211C58 #332B87 #443AB5 #6960CC #958EDB

Accessibility & contrast

On white

8.34

#443AB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#443AB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443AB5

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443AB5	#FFFFFF	#000000	##FFFFFF
##443AB5	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B9

Deuteranopia (green-blind)

#0049B3

Tritanopia (blue-blind)

#005A73

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #443ab5;
/* rgb */ color: rgb(68, 58, 181);
/* oklch */ color: oklch(44.1% 0.186 279.1);

Tailwind

colors: {
  custom: {
    50: '#8571cc',
    500: '#443ab5',
    950: '#000000',
  },
}

SCSS

$custom: #443ab5;
$custom-light: #8571cc;
$custom-dark: #000000;

JSON

{
  "hex": "#443ab5",
  "rgb": {
    "r": 68,
    "g": 58,
    "b": 181
  },
  "hsl": {
    "h": 244.878,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.44065,
    "c": 0.18621,
    "h": 279.1
  },
  "luminance": 0.07591
}

Semantic roles & 50–950 ramp

primary

#443AB5

secondary

#C0C685

accent

#DB4DCF

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #443AB5

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

Preview Lab → · Contrast checker → · Palette generator →