#443BB0#443BB0

#443BB0 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.8% C 0.179 H 279.5°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#443BB0
RGB	rgb(68, 59, 176)
HSL	hsl(245, 50%, 46%)
HSV	hsv(245, 66%, 69%)
CMYK	cmyk(61.4%, 66.5%, 0%, 31%)
CIE-LAB	lab(32.90, 38.53, -61.15)
CIE-LCH	lch(32.90, 72.28, 302.21°)
OKLab	oklab(43.77% 0.0294 -0.1762)
OKLCH	oklch(43.77% 0.179 279.5)
XYZ	xyz(11.7818, 7.4906, 41.8908)
Luminance	0.0749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.41

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443BB0 #A7B03B

analogous

#3B6CB0 #443BB0 #7E3BB0

triadic

#443BB0 #B0443B #3BB044

tetradic

#443BB0 #B03B6C #A7B03B #3BB07E

square

#443BB0 #B03B6C #A7B03B #3BB07E

split-complementary

#443BB0 #B07E3B #6CB03B

monochromatic

#211C54 #322C82 #443BB0 #675FC9 #938DD9

Accessibility & contrast

On white

8.41

#443BB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#443BB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443BB0

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443BB0	#FFFFFF	#000000	##FFFFFF
##443BB0	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B4

Deuteranopia (green-blind)

#0049AE

Tritanopia (blue-blind)

#005970

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #443bb0;
/* rgb */ color: rgb(68, 59, 176);
/* oklch */ color: oklch(43.8% 0.179 279.5);

Tailwind

colors: {
  custom: {
    50: '#8472c9',
    500: '#443bb0',
    950: '#000000',
  },
}

SCSS

$custom: #443bb0;
$custom-light: #8472c9;
$custom-dark: #000000;

JSON

{
  "hex": "#443bb0",
  "rgb": {
    "r": 68,
    "g": 59,
    "b": 176
  },
  "hsl": {
    "h": 244.615,
    "s": 49.787,
    "l": 46.078
  },
  "oklch": {
    "l": 0.43774,
    "c": 0.1786,
    "h": 279.5
  },
  "luminance": 0.07491
}

Semantic roles & 50–950 ramp

primary

#443BB0

secondary

#BEC383

accent

#D94ECF

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #443BB0

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

Preview Lab → · Contrast checker → · Palette generator →