#443D99#443D99

#443D99 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.2% C 0.145 H 281.6°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#443D99
RGB	rgb(68, 61, 153)
HSL	hsl(245, 43%, 42%)
HSV	hsv(245, 60%, 60%)
CMYK	cmyk(55.6%, 60.1%, 0%, 40%)
CIE-LAB	lab(31.50, 29.73, -49.59)
CIE-LCH	lch(31.50, 57.82, 300.94°)
OKLab	oklab(42.17% 0.0292 -0.1422)
OKLCH	oklch(42.17% 0.145 281.6)
XYZ	xyz(9.8006, 6.8657, 30.9396)
Luminance	0.0687 (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

#443D99 #92993D

analogous

#3D6499 #443D99 #723D99

triadic

#443D99 #99443D #3D9944

tetradic

#443D99 #993D64 #92993D #3D9972

square

#443D99 #993D64 #92993D #3D9972

split-complementary

#443D99 #99723D #64993D

monochromatic

#1D1A41 #312C6D #443D99 #5F57BC #8983CE

Accessibility & contrast

On white

8.85

#443D99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#443D99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443D99

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443D99	#FFFFFF	#000000	##FFFFFF
##443D99	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9C

Deuteranopia (green-blind)

#004797

Tritanopia (blue-blind)

#1D5365

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #443d99;
/* rgb */ color: rgb(68, 61, 153);
/* oklch */ color: oklch(42.2% 0.145 281.6);

Tailwind

colors: {
  custom: {
    50: '#8073b8',
    500: '#443d99',
    950: '#000000',
  },
}

SCSS

$custom: #443d99;
$custom-light: #8073b8;
$custom-dark: #000000;

JSON

{
  "hex": "#443d99",
  "rgb": {
    "r": 68,
    "g": 61,
    "b": 153
  },
  "hsl": {
    "h": 244.565,
    "s": 42.991,
    "l": 41.961
  },
  "oklch": {
    "l": 0.42168,
    "c": 0.14516,
    "h": 281.6
  },
  "luminance": 0.06866
}

Semantic roles & 50–950 ramp

primary

#443D99

secondary

#B3B87A

accent

#D355C9

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0B0811

muted

#7C7B80

Preview Lab

Preview with #443D99

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

Preview Lab → · Contrast checker → · Palette generator →