#443FBF#443FBF

#443FBF is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.8% C 0.193 H 277.3°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#443FBF
RGB	rgb(68, 63, 191)
HSL	hsl(242, 50%, 50%)
HSV	hsv(242, 67%, 75%)
CMYK	cmyk(64.4%, 67%, 0%, 25.1%)
CIE-LAB	lab(35.09, 41.05, -66.43)
CIE-LCH	lch(35.09, 78.09, 301.72°)
OKLab	oklab(45.76% 0.0244 -0.1916)
OKLCH	oklch(45.76% 0.193 277.3)
XYZ	xyz(13.5623, 8.5444, 50.2146)
Luminance	0.0855 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.14

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443FBF #BABF3F

analogous

#3F7ABF #443FBF #843FBF

triadic

#443FBF #BF443F #3FBF44

tetradic

#443FBF #BF3F7A #BABF3F #3FBF84

square

#443FBF #BF3F7A #BABF3F #3FBF84

split-complementary

#443FBF #BF843F #7ABF3F

monochromatic

#232163 #343091 #443FBF #706DCF #9D9BDE

Accessibility & contrast

On white

7.75

#443FBF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#443FBF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443FBF

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443FBF	#FFFFFF	#000000	##FFFFFF
##443FBF	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C3

Deuteranopia (green-blind)

#004DBD

Tritanopia (blue-blind)

#00617A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #443fbf;
/* rgb */ color: rgb(68, 63, 191);
/* oklch */ color: oklch(45.8% 0.193 277.3);

Tailwind

colors: {
  custom: {
    50: '#8675d3',
    500: '#443fbf',
    950: '#000000',
  },
}

SCSS

$custom: #443fbf;
$custom-light: #8675d3;
$custom-dark: #000000;

JSON

{
  "hex": "#443fbf",
  "rgb": {
    "r": 68,
    "g": 63,
    "b": 191
  },
  "hsl": {
    "h": 242.344,
    "s": 50.394,
    "l": 49.804
  },
  "oklch": {
    "l": 0.45763,
    "c": 0.19318,
    "h": 277.3
  },
  "luminance": 0.08546
}

Semantic roles & 50–950 ramp

primary

#443FBF

secondary

#C8CA90

accent

#DA4ED4

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0814

muted

#7D7B83

Preview Lab

Preview with #443FBF

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

Preview Lab → · Contrast checker → · Palette generator →