#443DB5#443DB5

#443DB5 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.5% C 0.183 H 278.6°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#443DB5
RGB	rgb(68, 61, 181)
HSL	hsl(244, 50%, 47%)
HSV	hsv(244, 66%, 71%)
CMYK	cmyk(62.4%, 66.3%, 0%, 29%)
CIE-LAB	lab(33.78, 38.97, -62.69)
CIE-LCH	lch(33.78, 73.81, 301.87°)
OKLab	oklab(44.54% 0.0272 -0.1806)
OKLCH	oklch(44.54% 0.183 278.6)
XYZ	xyz(12.3905, 7.9017, 44.5793)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.96

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443DB5 #AEB53D

analogous

#3D72B5 #443DB5 #803DB5

triadic

#443DB5 #B5443D #3DB544

tetradic

#443DB5 #B53D72 #AEB53D #3DB580

square

#443DB5 #B53D72 #AEB53D #3DB580

split-complementary

#443DB5 #B5803D #72B53D

monochromatic

#221E59 #332E87 #443DB5 #6A64CB #9692DA

Accessibility & contrast

On white

8.14

#443DB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#443DB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443DB5

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443DB5	#FFFFFF	#000000	##FFFFFF
##443DB5	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B9

Deuteranopia (green-blind)

#004BB3

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #443db5;
/* rgb */ color: rgb(68, 61, 181);
/* oklch */ color: oklch(44.5% 0.183 278.6);

Tailwind

colors: {
  custom: {
    50: '#8573cc',
    500: '#443db5',
    950: '#000000',
  },
}

SCSS

$custom: #443db5;
$custom-light: #8573cc;
$custom-dark: #000000;

JSON

{
  "hex": "#443db5",
  "rgb": {
    "r": 68,
    "g": 61,
    "b": 181
  },
  "hsl": {
    "h": 243.5,
    "s": 49.587,
    "l": 47.451
  },
  "oklch": {
    "l": 0.44544,
    "c": 0.18268,
    "h": 278.6
  },
  "luminance": 0.07903
}

Semantic roles & 50–950 ramp

primary

#443DB5

secondary

#C2C588

accent

#D94FD1

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #443DB5

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

Preview Lab → · Contrast checker → · Palette generator →