#443FB8#443FB8

#443FB8 is a mid, vivid blue. Relative luminance 0.082; OKLCH L 45.1% C 0.184 H 277.9°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#443FB8
RGB	rgb(68, 63, 184)
HSL	hsl(242, 49%, 48%)
HSV	hsv(242, 66%, 72%)
CMYK	cmyk(63%, 65.8%, 0%, 27.8%)
CIE-LAB	lab(34.49, 38.75, -63.30)
CIE-LCH	lch(34.49, 74.22, 301.47°)
OKLab	oklab(45.14% 0.0252 -0.1825)
OKLCH	oklch(45.14% 0.184 277.9)
XYZ	xyz(12.8103, 8.2436, 46.2542)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.75

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443FB8 #B3B83F

analogous

#3F76B8 #443FB8 #803FB8

triadic

#443FB8 #B8443F #3FB844

tetradic

#443FB8 #B83F76 #B3B83F #3FB880

square

#443FB8 #B83F76 #B3B83F #3FB880

split-complementary

#443FB8 #B8803F #76B83F

monochromatic

#22205D #332F8A #443FB8 #6D69CC #9996DB

Accessibility & contrast

On white

7.93

#443FB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#443FB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443FB8

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443FB8	#FFFFFF	#000000	##FFFFFF
##443FB8	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BC

Deuteranopia (green-blind)

#004CB6

Tritanopia (blue-blind)

#005E76

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #443fb8;
/* rgb */ color: rgb(68, 63, 184);
/* oklch */ color: oklch(45.1% 0.184 277.9);

Tailwind

colors: {
  custom: {
    50: '#8575ce',
    500: '#443fb8',
    950: '#000000',
  },
}

SCSS

$custom: #443fb8;
$custom-light: #8575ce;
$custom-dark: #000000;

JSON

{
  "hex": "#443fb8",
  "rgb": {
    "r": 68,
    "g": 63,
    "b": 184
  },
  "hsl": {
    "h": 242.479,
    "s": 48.988,
    "l": 48.431
  },
  "oklch": {
    "l": 0.45137,
    "c": 0.1842,
    "h": 277.9
  },
  "luminance": 0.08245
}

Semantic roles & 50–950 ramp

primary

#443FB8

secondary

#C4C78C

accent

#D94FD3

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #443FB8

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

Preview Lab → · Contrast checker → · Palette generator →