#443EB5#443EB5

#443EB5 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.7% C 0.181 H 278.4°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#443EB5
RGB	rgb(68, 62, 181)
HSL	hsl(243, 49%, 48%)
HSV	hsv(243, 66%, 71%)
CMYK	cmyk(62.4%, 65.7%, 0%, 29%)
CIE-LAB	lab(34.00, 38.36, -62.32)
CIE-LCH	lch(34.00, 73.18, 301.62°)
OKLab	oklab(44.71% 0.0264 -0.1796)
OKLCH	oklch(44.71% 0.181 278.4)
XYZ	xyz(12.4443, 8.0094, 44.5973)
Luminance	0.0801 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.82

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443EB5 #AFB53E

analogous

#3E74B5 #443EB5 #7F3EB5

triadic

#443EB5 #B5443E #3EB544

tetradic

#443EB5 #B53E74 #AFB53E #3EB57F

square

#443EB5 #B53E74 #AFB53E #3EB57F

split-complementary

#443EB5 #B57F3E #74B53E

monochromatic

#221F5A #332E87 #443EB5 #6B66CA #9793DA

Accessibility & contrast

On white

8.07

#443EB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#443EB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443EB5

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443EB5	#FFFFFF	#000000	##FFFFFF
##443EB5	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B9

Deuteranopia (green-blind)

#004BB3

Tritanopia (blue-blind)

#005D74

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #443eb5;
/* rgb */ color: rgb(68, 62, 181);
/* oklch */ color: oklch(44.7% 0.181 278.4);

Tailwind

colors: {
  custom: {
    50: '#8574cc',
    500: '#443eb5',
    950: '#000000',
  },
}

SCSS

$custom: #443eb5;
$custom-light: #8574cc;
$custom-dark: #000000;

JSON

{
  "hex": "#443eb5",
  "rgb": {
    "r": 68,
    "g": 62,
    "b": 181
  },
  "hsl": {
    "h": 243.025,
    "s": 48.971,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44707,
    "c": 0.18149,
    "h": 278.4
  },
  "luminance": 0.0801
}

Semantic roles & 50–950 ramp

primary

#443EB5

secondary

#C2C589

accent

#D94FD2

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #443EB5

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

Preview Lab → · Contrast checker → · Palette generator →