#443AB1#443AB1

#443AB1 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.7% C 0.181 H 279.6°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#443AB1
RGB	rgb(68, 58, 177)
HSL	hsl(245, 51%, 46%)
HSV	hsv(245, 67%, 69%)
CMYK	cmyk(61.6%, 67.2%, 0%, 30.6%)
CIE-LAB	lab(32.76, 39.46, -61.97)
CIE-LCH	lch(32.76, 73.47, 302.49°)
OKLab	oklab(43.7% 0.0301 -0.1786)
OKLCH	oklch(43.7% 0.181 279.6)
XYZ	xyz(11.8302, 7.4285, 42.3969)
Luminance	0.0743 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.56

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443AB1 #A7B13A

analogous

#3A6BB1 #443AB1 #7F3AB1

triadic

#443AB1 #B1443A #3AB144

tetradic

#443AB1 #B13A6B #A7B13A #3AB17F

square

#443AB1 #B13A6B #A7B13A #3AB17F

split-complementary

#443AB1 #B17F3A #6BB13A

monochromatic

#211C55 #322B83 #443AB1 #675ECA #938CD9

Accessibility & contrast

On white

8.45

#443AB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#443AB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443AB1

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443AB1	#FFFFFF	#000000	##FFFFFF
##443AB1	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B5

Deuteranopia (green-blind)

#0048AF

Tritanopia (blue-blind)

#005970

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #443ab1;
/* rgb */ color: rgb(68, 58, 177);
/* oklch */ color: oklch(43.7% 0.181 279.6);

Tailwind

colors: {
  custom: {
    50: '#8471c9',
    500: '#443ab1',
    950: '#000000',
  },
}

SCSS

$custom: #443ab1;
$custom-light: #8471c9;
$custom-dark: #000000;

JSON

{
  "hex": "#443ab1",
  "rgb": {
    "r": 68,
    "g": 58,
    "b": 177
  },
  "hsl": {
    "h": 245.042,
    "s": 50.638,
    "l": 46.078
  },
  "oklch": {
    "l": 0.43703,
    "c": 0.18108,
    "h": 279.6
  },
  "luminance": 0.07429
}

Semantic roles & 50–950 ramp

primary

#443AB1

secondary

#BEC483

accent

#DA4ECE

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #443AB1

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

Preview Lab → · Contrast checker → · Palette generator →