#443FB4#443FB4

#443FB4 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.8% C 0.179 H 278.2°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#443FB4
RGB	rgb(68, 63, 180)
HSL	hsl(243, 48%, 48%)
HSV	hsv(243, 65%, 71%)
CMYK	cmyk(62.2%, 65%, 0%, 29.4%)
CIE-LAB	lab(34.15, 37.42, -61.49)
CIE-LCH	lch(34.15, 71.99, 301.33°)
OKLab	oklab(44.79% 0.0256 -0.1771)
OKLCH	oklch(44.79% 0.179 278.2)
XYZ	xyz(12.3970, 8.0783, 44.0771)
Luminance	0.0808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.74

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443FB4 #AFB43F

analogous

#3F75B4 #443FB4 #7E3FB4

triadic

#443FB4 #B4443F #3FB444

tetradic

#443FB4 #B43F75 #AFB43F #3FB47E

square

#443FB4 #B43F75 #AFB43F #3FB47E

split-complementary

#443FB4 #B47E3F #75B43F

monochromatic

#221F59 #332F87 #443FB4 #6B67CA #9794DA

Accessibility & contrast

On white

8.03

#443FB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#443FB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443FB4

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443FB4	#FFFFFF	#000000	##FFFFFF
##443FB4	1.00	8.03	2.62	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B8

Deuteranopia (green-blind)

#004BB2

Tritanopia (blue-blind)

#005D74

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #443fb4;
/* rgb */ color: rgb(68, 63, 180);
/* oklch */ color: oklch(44.8% 0.179 278.2);

Tailwind

colors: {
  custom: {
    50: '#8475cb',
    500: '#443fb4',
    950: '#000000',
  },
}

SCSS

$custom: #443fb4;
$custom-light: #8475cb;
$custom-dark: #000000;

JSON

{
  "hex": "#443fb4",
  "rgb": {
    "r": 68,
    "g": 63,
    "b": 180
  },
  "hsl": {
    "h": 242.564,
    "s": 48.148,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44785,
    "c": 0.17899,
    "h": 278.2
  },
  "luminance": 0.08079
}

Semantic roles & 50–950 ramp

primary

#443FB4

secondary

#C2C58A

accent

#D850D2

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #443FB4

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

Preview Lab → · Contrast checker → · Palette generator →