#3447AE#3447AE

#3447AE is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.7% C 0.165 H 270.3°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#3447AE
RGB	rgb(52, 71, 174)
HSL	hsl(231, 54%, 44%)
HSV	hsv(231, 70%, 68%)
CMYK	cmyk(70.1%, 59.2%, 0%, 31.8%)
CIE-LAB	lab(34.58, 27.88, -57.26)
CIE-LCH	lch(34.58, 63.69, 295.96°)
OKLab	oklab(44.69% 0.0009 -0.1651)
OKLCH	oklch(44.69% 0.165 270.3)
XYZ	xyz(11.3068, 8.2914, 41.0407)
Luminance	0.0829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3447AE #AE9B34

analogous

#3484AE #3447AE #5E34AE

triadic

#3447AE #AE3447 #47AE34

tetradic

#3447AE #AE3484 #AE9B34 #34AE5E

square

#3447AE #AE3484 #AE9B34 #34AE5E

split-complementary

#3447AE #AE5E34 #84AE34

monochromatic

#182150 #26347F #3447AE #5366CC #8390DA

Accessibility & contrast

On white

7.90

#3447AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#3447AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3447AE

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3447AE	#FFFFFF	#000000	##FFFFFF
##3447AE	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B1

Deuteranopia (green-blind)

#004CAC

Tritanopia (blue-blind)

#006173

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3447ae;
/* rgb */ color: rgb(52, 71, 174);
/* oklch */ color: oklch(44.7% 0.165 270.3);

Tailwind

colors: {
  custom: {
    50: '#7b7ac7',
    500: '#3447ae',
    950: '#000000',
  },
}

SCSS

$custom: #3447ae;
$custom-light: #7b7ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3447ae",
  "rgb": {
    "r": 52,
    "g": 71,
    "b": 174
  },
  "hsl": {
    "h": 230.656,
    "s": 53.982,
    "l": 44.314
  },
  "oklch": {
    "l": 0.44685,
    "c": 0.16507,
    "h": 270.3
  },
  "luminance": 0.08293
}

Semantic roles & 50–950 ramp

primary

#3447AE

secondary

#C3B87B

accent

#C64ADD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3447AE

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

Preview Lab → · Contrast checker → · Palette generator →