#3447AB#3447AB

#3447AB is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.4% C 0.161 H 270.3°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#3447AB
RGB	rgb(52, 71, 171)
HSL	hsl(230, 53%, 44%)
HSV	hsv(230, 70%, 67%)
CMYK	cmyk(69.6%, 58.5%, 0%, 32.9%)
CIE-LAB	lab(34.35, 26.78, -55.86)
CIE-LCH	lch(34.35, 61.95, 295.62°)
OKLab	oklab(44.43% 0.0009 -0.1609)
OKLCH	oklch(44.43% 0.161 270.3)
XYZ	xyz(11.0176, 8.1757, 39.5176)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3447AB #AB9834

analogous

#3482AB #3447AB #5C34AB

triadic

#3447AB #AB3447 #47AB34

tetradic

#3447AB #AB3482 #AB9834 #34AB5C

square

#3447AB #AB3482 #AB9834 #34AB5C

split-complementary

#3447AB #AB5C34 #82AB34

monochromatic

#17204D #26347C #3447AB #5265CA #818FD9

Accessibility & contrast

On white

7.97

#3447AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3447AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3447AB

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3447AB	#FFFFFF	#000000	##FFFFFF
##3447AB	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AE

Deuteranopia (green-blind)

#004BA9

Tritanopia (blue-blind)

#006072

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3447ab;
/* rgb */ color: rgb(52, 71, 171);
/* oklch */ color: oklch(44.4% 0.161 270.3);

Tailwind

colors: {
  custom: {
    50: '#7b7ac5',
    500: '#3447ab',
    950: '#000000',
  },
}

SCSS

$custom: #3447ab;
$custom-light: #7b7ac5;
$custom-dark: #000000;

JSON

{
  "hex": "#3447ab",
  "rgb": {
    "r": 52,
    "g": 71,
    "b": 171
  },
  "hsl": {
    "h": 230.42,
    "s": 53.363,
    "l": 43.725
  },
  "oklch": {
    "l": 0.44434,
    "c": 0.16095,
    "h": 270.3
  },
  "luminance": 0.08177
}

Semantic roles & 50–950 ramp

primary

#3447AB

secondary

#C2B679

accent

#C54BDD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #3447AB

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

Preview Lab → · Contrast checker → · Palette generator →