#443FA8#443FA8

#443FA8 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.8% C 0.163 H 279.4°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#443FA8
RGB	rgb(68, 63, 168)
HSL	hsl(243, 45%, 45%)
HSV	hsv(243, 63%, 66%)
CMYK	cmyk(59.5%, 62.5%, 0%, 34.1%)
CIE-LAB	lab(33.16, 33.44, -55.95)
CIE-LCH	lch(33.16, 65.18, 300.86°)
OKLab	oklab(43.76% 0.0266 -0.1609)
OKLCH	oklch(43.76% 0.163 279.4)
XYZ	xyz(11.2270, 7.6103, 37.9155)
Luminance	0.0761 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443FA8 #A3A83F

analogous

#3F6EA8 #443FA8 #783FA8

triadic

#443FA8 #A8443F #3FA844

tetradic

#443FA8 #A83F6E #A3A83F #3FA878

square

#443FA8 #A83F6E #A3A83F #3FA878

split-complementary

#443FA8 #A8783F #6EA83F

monochromatic

#201E4F #322E7B #443FA8 #6561C4 #908DD4

Accessibility & contrast

On white

8.33

#443FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#443FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443FA8

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443FA8	#FFFFFF	#000000	##FFFFFF
##443FA8	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AB

Deuteranopia (green-blind)

#004AA6

Tritanopia (blue-blind)

#00596D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #443fa8;
/* rgb */ color: rgb(68, 63, 168);
/* oklch */ color: oklch(43.8% 0.163 279.4);

Tailwind

colors: {
  custom: {
    50: '#8274c3',
    500: '#443fa8',
    950: '#000000',
  },
}

SCSS

$custom: #443fa8;
$custom-light: #8274c3;
$custom-dark: #000000;

JSON

{
  "hex": "#443fa8",
  "rgb": {
    "r": 68,
    "g": 63,
    "b": 168
  },
  "hsl": {
    "h": 242.857,
    "s": 45.455,
    "l": 45.294
  },
  "oklch": {
    "l": 0.43756,
    "c": 0.16306,
    "h": 279.4
  },
  "luminance": 0.07611
}

Semantic roles & 50–950 ramp

primary

#443FA8

secondary

#BCBF84

accent

#D553CF

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #443FA8

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

Preview Lab → · Contrast checker → · Palette generator →