#443BB8#443BB8

#443BB8 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.5% C 0.189 H 278.6°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#443BB8
RGB	rgb(68, 59, 184)
HSL	hsl(244, 51%, 48%)
HSV	hsv(244, 68%, 72%)
CMYK	cmyk(63%, 67.9%, 0%, 27.8%)
CIE-LAB	lab(33.60, 41.14, -64.76)
CIE-LCH	lch(33.60, 76.72, 302.43°)
OKLab	oklab(44.5% 0.0284 -0.1867)
OKLCH	oklch(44.5% 0.189 278.6)
XYZ	xyz(12.5968, 7.8166, 46.1830)
Luminance	0.0782 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.32

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443BB8 #AFB83B

analogous

#3B70B8 #443BB8 #823BB8

triadic

#443BB8 #B8443B #3BB844

tetradic

#443BB8 #B83B70 #AFB83B #3BB882

square

#443BB8 #B83B70 #AFB83B #3BB882

split-complementary

#443BB8 #B8823B #70B83B

monochromatic

#221D5B #332C8A #443BB8 #6B63CD #9792DC

Accessibility & contrast

On white

8.19

#443BB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#443BB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443BB8

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443BB8	#FFFFFF	#000000	##FFFFFF
##443BB8	1.00	8.19	2.56	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BC

Deuteranopia (green-blind)

#004AB6

Tritanopia (blue-blind)

#005C74

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #443bb8;
/* rgb */ color: rgb(68, 59, 184);
/* oklch */ color: oklch(44.5% 0.189 278.6);

Tailwind

colors: {
  custom: {
    50: '#8572ce',
    500: '#443bb8',
    950: '#000000',
  },
}

SCSS

$custom: #443bb8;
$custom-light: #8572ce;
$custom-dark: #000000;

JSON

{
  "hex": "#443bb8",
  "rgb": {
    "r": 68,
    "g": 59,
    "b": 184
  },
  "hsl": {
    "h": 244.32,
    "s": 51.44,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44495,
    "c": 0.18887,
    "h": 278.6
  },
  "luminance": 0.07818
}

Semantic roles & 50–950 ramp

primary

#443BB8

secondary

#C2C788

accent

#DB4DD1

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #443BB8

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

Preview Lab → · Contrast checker → · Palette generator →