#3443BC#3443BC

#3443BC is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.2% C 0.189 H 271.1°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#3443BC
RGB	rgb(52, 67, 188)
HSL	hsl(233, 57%, 47%)
HSV	hsv(233, 72%, 74%)
CMYK	cmyk(72.3%, 64.4%, 0%, 26.3%)
CIE-LAB	lab(34.75, 35.50, -65.27)
CIE-LCH	lch(34.75, 74.30, 298.54°)
OKLab	oklab(45.17% 0.0035 -0.1886)
OKLCH	oklch(45.17% 0.189 271.1)
XYZ	xyz(12.4973, 8.3739, 48.5249)
Luminance	0.0838 (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

#3443BC #BCAD34

analogous

#3487BC #3443BC #6934BC

triadic

#3443BC #BC3443 #43BC34

tetradic

#3443BC #BC3487 #BCAD34 #34BC69

square

#3443BC #BC3487 #BCAD34 #34BC69

split-complementary

#3443BC #BC6934 #87BC34

monochromatic

#19215C #27328C #3443BC #5B68D2 #8B95DF

Accessibility & contrast

On white

7.85

#3443BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#3443BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3443BC

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3443BC	#FFFFFF	#000000	##FFFFFF
##3443BC	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C0

Deuteranopia (green-blind)

#004BBA

Tritanopia (blue-blind)

#006379

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3443bc;
/* rgb */ color: rgb(52, 67, 188);
/* oklch */ color: oklch(45.2% 0.189 271.1);

Tailwind

colors: {
  custom: {
    50: '#7f77d1',
    500: '#3443bc',
    950: '#000000',
  },
}

SCSS

$custom: #3443bc;
$custom-light: #7f77d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3443bc",
  "rgb": {
    "r": 52,
    "g": 67,
    "b": 188
  },
  "hsl": {
    "h": 233.382,
    "s": 56.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.4517,
    "c": 0.18864,
    "h": 271.1
  },
  "luminance": 0.08375
}

Semantic roles & 50–950 ramp

primary

#3443BC

secondary

#C9C183

accent

#CF48E0

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0B0814

muted

#7C7B83

Preview Lab

Preview with #3443BC

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

Preview Lab → · Contrast checker → · Palette generator →