#443CB9#443CB9

#443CB9 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.7% C 0.189 H 278.4°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#443CB9
RGB	rgb(68, 60, 185)
HSL	hsl(244, 51%, 48%)
HSV	hsv(244, 68%, 73%)
CMYK	cmyk(63.2%, 67.6%, 0%, 27.5%)
CIE-LAB	lab(33.90, 40.87, -64.84)
CIE-LCH	lch(33.90, 76.65, 302.22°)
OKLab	oklab(44.74% 0.0275 -0.187)
OKLCH	oklch(44.74% 0.189 278.4)
XYZ	xyz(12.7539, 7.9624, 46.7543)
Luminance	0.0796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.17

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443CB9 #B1B93C

analogous

#3C72B9 #443CB9 #823CB9

triadic

#443CB9 #B9443C #3CB944

tetradic

#443CB9 #B93C72 #B1B93C #3CB982

square

#443CB9 #B93C72 #B1B93C #3CB982

split-complementary

#443CB9 #B9823C #72B93C

monochromatic

#221E5D #332D8B #443CB9 #6C65CD #9893DC

Accessibility & contrast

On white

8.10

#443CB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#443CB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443CB9

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443CB9	#FFFFFF	#000000	##FFFFFF
##443CB9	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BD

Deuteranopia (green-blind)

#004BB7

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #443cb9;
/* rgb */ color: rgb(68, 60, 185);
/* oklch */ color: oklch(44.7% 0.189 278.4);

Tailwind

colors: {
  custom: {
    50: '#8673cf',
    500: '#443cb9',
    950: '#000000',
  },
}

SCSS

$custom: #443cb9;
$custom-light: #8673cf;
$custom-dark: #000000;

JSON

{
  "hex": "#443cb9",
  "rgb": {
    "r": 68,
    "g": 60,
    "b": 185
  },
  "hsl": {
    "h": 243.84,
    "s": 51.02,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44743,
    "c": 0.18899,
    "h": 278.4
  },
  "luminance": 0.07963
}

Semantic roles & 50–950 ramp

primary

#443CB9

secondary

#C3C789

accent

#DA4DD1

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #443CB9

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

Preview Lab → · Contrast checker → · Palette generator →