#443AB4#443AB4

#443AB4 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 44.0% C 0.185 H 279.3°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#443AB4
RGB	rgb(68, 58, 180)
HSL	hsl(245, 51%, 47%)
HSV	hsv(245, 68%, 71%)
CMYK	cmyk(62.2%, 67.8%, 0%, 29.4%)
CIE-LAB	lab(33.03, 40.43, -63.32)
CIE-LCH	lch(33.03, 75.13, 302.56°)
OKLab	oklab(43.97% 0.0297 -0.1825)
OKLCH	oklch(43.97% 0.185 279.3)
XYZ	xyz(12.1325, 7.5494, 43.9890)
Luminance	0.0755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.50

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443AB4 #AAB43A

analogous

#3A6DB4 #443AB4 #813AB4

triadic

#443AB4 #B4443A #3AB444

tetradic

#443AB4 #B43A6D #AAB43A #3AB481

square

#443AB4 #B43A6D #AAB43A #3AB481

split-complementary

#443AB4 #B4813A #6DB43A

monochromatic

#211C57 #332B86 #443AB4 #6860CC #948EDB

Accessibility & contrast

On white

8.37

#443AB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#443AB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443AB4

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443AB4	#FFFFFF	#000000	##FFFFFF
##443AB4	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B8

Deuteranopia (green-blind)

#0049B2

Tritanopia (blue-blind)

#005A72

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #443ab4;
/* rgb */ color: rgb(68, 58, 180);
/* oklch */ color: oklch(44.0% 0.185 279.3);

Tailwind

colors: {
  custom: {
    50: '#8571cb',
    500: '#443ab4',
    950: '#000000',
  },
}

SCSS

$custom: #443ab4;
$custom-light: #8571cb;
$custom-dark: #000000;

JSON

{
  "hex": "#443ab4",
  "rgb": {
    "r": 68,
    "g": 58,
    "b": 180
  },
  "hsl": {
    "h": 244.918,
    "s": 51.261,
    "l": 46.667
  },
  "oklch": {
    "l": 0.43974,
    "c": 0.18493,
    "h": 279.3
  },
  "luminance": 0.0755
}

Semantic roles & 50–950 ramp

primary

#443AB4

secondary

#C0C585

accent

#DB4DCF

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #443AB4

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

Preview Lab → · Contrast checker → · Palette generator →