#443C99#443C99

#443C99 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.0% C 0.147 H 281.9°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#443C99
RGB	rgb(68, 60, 153)
HSL	hsl(245, 44%, 42%)
HSV	hsv(245, 61%, 60%)
CMYK	cmyk(55.6%, 60.8%, 0%, 40%)
CIE-LAB	lab(31.25, 30.36, -49.99)
CIE-LCH	lch(31.25, 58.49, 301.27°)
OKLab	oklab(41.99% 0.0303 -0.1434)
OKLCH	oklch(41.99% 0.147 281.9)
XYZ	xyz(9.7478, 6.7600, 30.9220)
Luminance	0.0676 (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

#443C99 #91993C

analogous

#3C6399 #443C99 #733C99

triadic

#443C99 #99443C #3C9944

tetradic

#443C99 #993C63 #91993C #3C9973

square

#443C99 #993C63 #91993C #3C9973

split-complementary

#443C99 #99733C #63993C

monochromatic

#1D1A41 #302B6D #443C99 #5E56BD #8882CE

Accessibility & contrast

On white

8.93

#443C99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#443C99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443C99

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443C99	#FFFFFF	#000000	##FFFFFF
##443C99	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9C

Deuteranopia (green-blind)

#004697

Tritanopia (blue-blind)

#1D5264

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #443c99;
/* rgb */ color: rgb(68, 60, 153);
/* oklch */ color: oklch(42.0% 0.147 281.9);

Tailwind

colors: {
  custom: {
    50: '#8072b8',
    500: '#443c99',
    950: '#000000',
  },
}

SCSS

$custom: #443c99;
$custom-light: #8072b8;
$custom-dark: #000000;

JSON

{
  "hex": "#443c99",
  "rgb": {
    "r": 68,
    "g": 60,
    "b": 153
  },
  "hsl": {
    "h": 245.161,
    "s": 43.662,
    "l": 41.765
  },
  "oklch": {
    "l": 0.41988,
    "c": 0.14652,
    "h": 281.9
  },
  "luminance": 0.06761
}

Semantic roles & 50–950 ramp

primary

#443C99

secondary

#B2B879

accent

#D354C8

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0B0811

muted

#7C7B80

Preview Lab

Preview with #443C99

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

Preview Lab → · Contrast checker → · Palette generator →