#3447BA#3447BA

#3447BA is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.7% C 0.181 H 270.3°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#3447BA
RGB	rgb(52, 71, 186)
HSL	hsl(231, 56%, 47%)
HSV	hsv(231, 72%, 73%)
CMYK	cmyk(72%, 61.8%, 0%, 27.1%)
CIE-LAB	lab(35.56, 32.23, -62.77)
CIE-LCH	lch(35.56, 70.56, 297.18°)
OKLab	oklab(45.71% 0.0008 -0.1812)
OKLCH	oklch(45.71% 0.181 270.3)
XYZ	xyz(12.5293, 8.7804, 47.4793)
Luminance	0.0878 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3447BA #BAA734

analogous

#348ABA #3447BA #6434BA

triadic

#3447BA #BA3447 #47BA34

tetradic

#3447BA #BA348A #BAA734 #34BA64

square

#3447BA #BA348A #BAA734 #34BA64

split-complementary

#3447BA #BA6434 #8ABA34

monochromatic

#19225A #27358A #3447BA #5A6BD1 #8A96DE

Accessibility & contrast

On white

7.62

#3447BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#3447BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3447BA

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3447BA	#FFFFFF	#000000	##FFFFFF
##3447BA	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABE

Deuteranopia (green-blind)

#004EB8

Tritanopia (blue-blind)

#00647A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3447ba;
/* rgb */ color: rgb(52, 71, 186);
/* oklch */ color: oklch(45.7% 0.181 270.3);

Tailwind

colors: {
  custom: {
    50: '#7e7ad0',
    500: '#3447ba',
    950: '#000000',
  },
}

SCSS

$custom: #3447ba;
$custom-light: #7e7ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3447ba",
  "rgb": {
    "r": 52,
    "g": 71,
    "b": 186
  },
  "hsl": {
    "h": 231.493,
    "s": 56.303,
    "l": 46.667
  },
  "oklch": {
    "l": 0.45712,
    "c": 0.18125,
    "h": 270.3
  },
  "luminance": 0.08782
}

Semantic roles & 50–950 ramp

primary

#3447BA

secondary

#C8BE81

accent

#CA48E0

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3447BA

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

Preview Lab → · Contrast checker → · Palette generator →