#443B91#443B91

#443B91 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.2% C 0.137 H 283.3°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#443B91
RGB	rgb(68, 59, 145)
HSL	hsl(246, 42%, 40%)
HSV	hsv(246, 59%, 57%)
CMYK	cmyk(53.1%, 59.3%, 0%, 43.1%)
CIE-LAB	lab(30.40, 28.37, -46.48)
CIE-LCH	lch(30.40, 54.46, 301.40°)
OKLab	oklab(41.17% 0.0316 -0.133)
OKLCH	oklch(41.17% 0.137 283.3)
XYZ	xyz(9.0571, 6.4007, 27.5408)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443B91 #88913B

analogous

#3B5D91 #443B91 #6F3B91

triadic

#443B91 #91443B #3B9144

tetradic

#443B91 #913B5D #88913B #3B916F

square

#443B91 #913B5D #88913B #3B916F

split-complementary

#443B91 #916F3B #5D913B

monochromatic

#1B183A #302966 #443B91 #5C51B8 #857CCA

Accessibility & contrast

On white

9.21

#443B91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#443B91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443B91

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443B91	#FFFFFF	#000000	##FFFFFF
##443B91	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A94

Deuteranopia (green-blind)

#00458F

Tritanopia (blue-blind)

#254F60

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #443b91;
/* rgb */ color: rgb(68, 59, 145);
/* oklch */ color: oklch(41.2% 0.137 283.3);

Tailwind

colors: {
  custom: {
    50: '#7f71b2',
    500: '#443b91',
    950: '#000000',
  },
}

SCSS

$custom: #443b91;
$custom-light: #7f71b2;
$custom-dark: #000000;

JSON

{
  "hex": "#443b91",
  "rgb": {
    "r": 68,
    "g": 59,
    "b": 145
  },
  "hsl": {
    "h": 246.279,
    "s": 42.157,
    "l": 40
  },
  "oklch": {
    "l": 0.41168,
    "c": 0.13674,
    "h": 283.3
  },
  "luminance": 0.06401
}

Semantic roles & 50–950 ramp

primary

#443B91

secondary

#ADB474

accent

#D256C5

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #443B91

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

Preview Lab → · Contrast checker → · Palette generator →