#443ABB#443ABB

#443ABB is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.6% C 0.194 H 278.5°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#443ABB
RGB	rgb(68, 58, 187)
HSL	hsl(245, 53%, 48%)
HSV	hsv(245, 69%, 73%)
CMYK	cmyk(63.6%, 69%, 0%, 26.7%)
CIE-LAB	lab(33.65, 42.70, -66.44)
CIE-LCH	lch(33.65, 78.98, 302.73°)
OKLab	oklab(44.62% 0.0287 -0.1916)
OKLCH	oklch(44.62% 0.194 278.5)
XYZ	xyz(12.8637, 7.8419, 47.8398)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.59

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443ABB #B1BB3A

analogous

#3A70BB #443ABB #843ABB

triadic

#443ABB #BB443A #3ABB44

tetradic

#443ABB #BB3A70 #B1BB3A #3ABB84

square

#443ABB #BB3A70 #B1BB3A #3ABB84

split-complementary

#443ABB #BB843A #70BB3A

monochromatic

#221D5E #332C8C #443ABB #6C63CF #9892DD

Accessibility & contrast

On white

8.18

#443ABB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#443ABB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443ABB

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443ABB	#FFFFFF	#000000	##FFFFFF
##443ABB	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BF

Deuteranopia (green-blind)

#004AB9

Tritanopia (blue-blind)

#005C76

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #443abb;
/* rgb */ color: rgb(68, 58, 187);
/* oklch */ color: oklch(44.6% 0.194 278.5);

Tailwind

colors: {
  custom: {
    50: '#8671d1',
    500: '#443abb',
    950: '#000000',
  },
}

SCSS

$custom: #443abb;
$custom-light: #8671d1;
$custom-dark: #000000;

JSON

{
  "hex": "#443abb",
  "rgb": {
    "r": 68,
    "g": 58,
    "b": 187
  },
  "hsl": {
    "h": 244.651,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44615,
    "c": 0.19379,
    "h": 278.5
  },
  "luminance": 0.07843
}

Semantic roles & 50–950 ramp

primary

#443ABB

secondary

#C3C888

accent

#DC4CD1

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #443ABB

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

Preview Lab → · Contrast checker → · Palette generator →