#443FA9#443FA9

#443FA9 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.8% C 0.164 H 279.3°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#443FA9
RGB	rgb(68, 63, 169)
HSL	hsl(243, 46%, 45%)
HSV	hsv(243, 63%, 66%)
CMYK	cmyk(59.8%, 62.7%, 0%, 33.7%)
CIE-LAB	lab(33.24, 33.77, -56.42)
CIE-LCH	lch(33.24, 65.76, 300.90°)
OKLab	oklab(43.84% 0.0265 -0.1622)
OKLCH	oklch(43.84% 0.164 279.3)
XYZ	xyz(11.3206, 7.6477, 38.4080)
Luminance	0.0765 (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

#443FA9 #A4A93F

analogous

#3F6FA9 #443FA9 #793FA9

triadic

#443FA9 #A9443F #3FA944

tetradic

#443FA9 #A93F6F #A4A93F #3FA979

square

#443FA9 #A93F6F #A4A93F #3FA979

split-complementary

#443FA9 #A9793F #6FA93F

monochromatic

#201E50 #322E7C #443FA9 #6661C4 #918ED5

Accessibility & contrast

On white

8.30

#443FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#443FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443FA9

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443FA9	#FFFFFF	#000000	##FFFFFF
##443FA9	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AC

Deuteranopia (green-blind)

#004AA7

Tritanopia (blue-blind)

#00596E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #443fa9;
/* rgb */ color: rgb(68, 63, 169);
/* oklch */ color: oklch(43.8% 0.164 279.3);

Tailwind

colors: {
  custom: {
    50: '#8274c3',
    500: '#443fa9',
    950: '#000000',
  },
}

SCSS

$custom: #443fa9;
$custom-light: #8274c3;
$custom-dark: #000000;

JSON

{
  "hex": "#443fa9",
  "rgb": {
    "r": 68,
    "g": 63,
    "b": 169
  },
  "hsl": {
    "h": 242.83,
    "s": 45.69,
    "l": 45.49
  },
  "oklch": {
    "l": 0.4384,
    "c": 0.1644,
    "h": 279.3
  },
  "luminance": 0.07649
}

Semantic roles & 50–950 ramp

primary

#443FA9

secondary

#BDC084

accent

#D552CF

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #443FA9

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

Preview Lab → · Contrast checker → · Palette generator →