#443CB1#443CB1

#443CB1 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.0% C 0.179 H 279.2°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#443CB1
RGB	rgb(68, 60, 177)
HSL	hsl(244, 49%, 46%)
HSV	hsv(244, 66%, 69%)
CMYK	cmyk(61.6%, 66.1%, 0%, 30.6%)
CIE-LAB	lab(33.21, 38.26, -61.24)
CIE-LCH	lch(33.21, 72.21, 301.99°)
OKLab	oklab(44.03% 0.0285 -0.1764)
OKLCH	oklch(44.03% 0.179 279.2)
XYZ	xyz(11.9330, 7.6341, 42.4311)
Luminance	0.0764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.20

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443CB1 #A9B13C

analogous

#3C6FB1 #443CB1 #7F3CB1

triadic

#443CB1 #B1443C #3CB144

tetradic

#443CB1 #B13C6F #A9B13C #3CB17F

square

#443CB1 #B13C6F #A9B13C #3CB17F

split-complementary

#443CB1 #B17F3C #6FB13C

monochromatic

#211D56 #322D83 #443CB1 #6861C9 #948FD9

Accessibility & contrast

On white

8.31

#443CB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#443CB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443CB1

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443CB1	#FFFFFF	#000000	##FFFFFF
##443CB1	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B5

Deuteranopia (green-blind)

#0049AF

Tritanopia (blue-blind)

#005A71

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #443cb1;
/* rgb */ color: rgb(68, 60, 177);
/* oklch */ color: oklch(44.0% 0.179 279.2);

Tailwind

colors: {
  custom: {
    50: '#8472c9',
    500: '#443cb1',
    950: '#000000',
  },
}

SCSS

$custom: #443cb1;
$custom-light: #8472c9;
$custom-dark: #000000;

JSON

{
  "hex": "#443cb1",
  "rgb": {
    "r": 68,
    "g": 60,
    "b": 177
  },
  "hsl": {
    "h": 244.103,
    "s": 49.367,
    "l": 46.471
  },
  "oklch": {
    "l": 0.44025,
    "c": 0.1787,
    "h": 279.2
  },
  "luminance": 0.07635
}

Semantic roles & 50–950 ramp

primary

#443CB1

secondary

#BFC485

accent

#D94FCF

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #443CB1

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

Preview Lab → · Contrast checker → · Palette generator →