#443CBA#443CBA

#443CBA is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.8% C 0.190 H 278.3°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#443CBA
RGB	rgb(68, 60, 186)
HSL	hsl(244, 51%, 48%)
HSV	hsv(244, 68%, 73%)
CMYK	cmyk(63.4%, 67.7%, 0%, 27.1%)
CIE-LAB	lab(33.99, 41.20, -65.29)
CIE-LCH	lch(33.99, 77.20, 302.25°)
OKLab	oklab(44.83% 0.0274 -0.1883)
OKLCH	oklch(44.83% 0.19 278.3)
XYZ	xyz(12.8598, 8.0048, 47.3123)
Luminance	0.0801 (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

#443CBA #B2BA3C

analogous

#3C73BA #443CBA #833CBA

triadic

#443CBA #BA443C #3CBA44

tetradic

#443CBA #BA3C73 #B2BA3C #3CBA83

square

#443CBA #BA3C73 #B2BA3C #3CBA83

split-complementary

#443CBA #BA833C #73BA3C

monochromatic

#221E5D #332D8C #443CBA #6C66CE #9994DC

Accessibility & contrast

On white

8.07

#443CBA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#443CBA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443CBA

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443CBA	#FFFFFF	#000000	##FFFFFF
##443CBA	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)

#0055BE

Deuteranopia (green-blind)

#004BB8

Tritanopia (blue-blind)

#005D76

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #443cba;
/* rgb */ color: rgb(68, 60, 186);
/* oklch */ color: oklch(44.8% 0.190 278.3);

Tailwind

colors: {
  custom: {
    50: '#8673d0',
    500: '#443cba',
    950: '#000000',
  },
}

SCSS

$custom: #443cba;
$custom-light: #8673d0;
$custom-dark: #000000;

JSON

{
  "hex": "#443cba",
  "rgb": {
    "r": 68,
    "g": 60,
    "b": 186
  },
  "hsl": {
    "h": 243.81,
    "s": 51.22,
    "l": 48.235
  },
  "oklch": {
    "l": 0.44834,
    "c": 0.19027,
    "h": 278.3
  },
  "luminance": 0.08006
}

Semantic roles & 50–950 ramp

primary

#443CBA

secondary

#C4C88A

accent

#DB4DD2

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #443CBA

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

Preview Lab → · Contrast checker → · Palette generator →