#443FB2#443FB2

#443FB2 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.6% C 0.176 H 278.4°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#443FB2
RGB	rgb(68, 63, 178)
HSL	hsl(243, 48%, 47%)
HSV	hsv(243, 65%, 70%)
CMYK	cmyk(61.8%, 64.6%, 0%, 30.2%)
CIE-LAB	lab(33.98, 36.76, -60.58)
CIE-LCH	lch(33.98, 70.86, 301.25°)
OKLab	oklab(44.61% 0.0258 -0.1745)
OKLCH	oklch(44.61% 0.176 278.4)
XYZ	xyz(12.1947, 7.9974, 43.0119)
Luminance	0.0800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.80

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443FB2 #ADB23F

analogous

#3F73B2 #443FB2 #7E3FB2

triadic

#443FB2 #B2443F #3FB244

tetradic

#443FB2 #B23F73 #ADB23F #3FB27E

square

#443FB2 #B23F73 #ADB23F #3FB27E

split-complementary

#443FB2 #B27E3F #73B23F

monochromatic

#211F58 #332F85 #443FB2 #6A66C9 #9693D9

Accessibility & contrast

On white

8.08

#443FB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#443FB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443FB2

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443FB2	#FFFFFF	#000000	##FFFFFF
##443FB2	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B6

Deuteranopia (green-blind)

#004BB0

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #443fb2;
/* rgb */ color: rgb(68, 63, 178);
/* oklch */ color: oklch(44.6% 0.176 278.4);

Tailwind

colors: {
  custom: {
    50: '#8474ca',
    500: '#443fb2',
    950: '#000000',
  },
}

SCSS

$custom: #443fb2;
$custom-light: #8474ca;
$custom-dark: #000000;

JSON

{
  "hex": "#443fb2",
  "rgb": {
    "r": 68,
    "g": 63,
    "b": 178
  },
  "hsl": {
    "h": 242.609,
    "s": 47.718,
    "l": 47.255
  },
  "oklch": {
    "l": 0.4461,
    "c": 0.17637,
    "h": 278.4
  },
  "luminance": 0.07998
}

Semantic roles & 50–950 ramp

primary

#443FB2

secondary

#C1C489

accent

#D750D1

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #443FB2

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

Preview Lab → · Contrast checker → · Palette generator →