#443B99#443B99

#443B99 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.8% C 0.148 H 282.2°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#443B99
RGB	rgb(68, 59, 153)
HSL	hsl(246, 44%, 42%)
HSV	hsv(246, 61%, 60%)
CMYK	cmyk(55.6%, 61.4%, 0%, 40%)
CIE-LAB	lab(31.01, 30.99, -50.38)
CIE-LCH	lch(31.01, 59.15, 301.60°)
OKLab	oklab(41.81% 0.0313 -0.1445)
OKLCH	oklch(41.81% 0.148 282.2)
XYZ	xyz(9.6959, 6.6562, 30.9047)
Luminance	0.0666 (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

#443B99 #90993B

analogous

#3B6199 #443B99 #733B99

triadic

#443B99 #99443B #3B9944

tetradic

#443B99 #993B61 #90993B #3B9973

square

#443B99 #993B61 #90993B #3B9973

split-complementary

#443B99 #99733B #61993B

monochromatic

#1D1941 #302A6D #443B99 #5E54BD #8880CE

Accessibility & contrast

On white

9.01

#443B99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#443B99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443B99

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443B99	#FFFFFF	#000000	##FFFFFF
##443B99	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9C

Deuteranopia (green-blind)

#004697

Tritanopia (blue-blind)

#1D5164

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #443b99;
/* rgb */ color: rgb(68, 59, 153);
/* oklch */ color: oklch(41.8% 0.148 282.2);

Tailwind

colors: {
  custom: {
    50: '#8071b8',
    500: '#443b99',
    950: '#000000',
  },
}

SCSS

$custom: #443b99;
$custom-light: #8071b8;
$custom-dark: #000000;

JSON

{
  "hex": "#443b99",
  "rgb": {
    "r": 68,
    "g": 59,
    "b": 153
  },
  "hsl": {
    "h": 245.745,
    "s": 44.34,
    "l": 41.569
  },
  "oklch": {
    "l": 0.41809,
    "c": 0.14789,
    "h": 282.2
  },
  "luminance": 0.06657
}

Semantic roles & 50–950 ramp

primary

#443B99

secondary

#B2B878

accent

#D454C8

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #443B99

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

Preview Lab → · Contrast checker → · Palette generator →