#3447BD#3447BD

#3447BD is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.0% C 0.185 H 270.2°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#3447BD
RGB	rgb(52, 71, 189)
HSL	hsl(232, 57%, 47%)
HSV	hsv(232, 72%, 74%)
CMYK	cmyk(72.5%, 62.4%, 0%, 25.9%)
CIE-LAB	lab(35.81, 33.32, -64.12)
CIE-LCH	lch(35.81, 72.26, 297.46°)
OKLab	oklab(45.98% 0.0008 -0.1852)
OKLCH	oklch(45.98% 0.185 270.2)
XYZ	xyz(12.8516, 8.9093, 49.1766)
Luminance	0.0891 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3447BD #BDAA34

analogous

#348BBD #3447BD #6634BD

triadic

#3447BD #BD3447 #47BD34

tetradic

#3447BD #BD348B #BDAA34 #34BD66

square

#3447BD #BD348B #BDAA34 #34BD66

split-complementary

#3447BD #BD6634 #8BBD34

monochromatic

#1A235D #27358D #3447BD #5C6CD2 #8C98DF

Accessibility & contrast

On white

7.55

#3447BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#3447BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3447BD

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3447BD	#FFFFFF	#000000	##FFFFFF
##3447BD	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC1

Deuteranopia (green-blind)

#004EBB

Tritanopia (blue-blind)

#00657B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3447bd;
/* rgb */ color: rgb(52, 71, 189);
/* oklch */ color: oklch(46.0% 0.185 270.2);

Tailwind

colors: {
  custom: {
    50: '#7f7ad2',
    500: '#3447bd',
    950: '#000000',
  },
}

SCSS

$custom: #3447bd;
$custom-light: #7f7ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#3447bd",
  "rgb": {
    "r": 52,
    "g": 71,
    "b": 189
  },
  "hsl": {
    "h": 231.679,
    "s": 56.846,
    "l": 47.255
  },
  "oklch": {
    "l": 0.45975,
    "c": 0.18522,
    "h": 270.2
  },
  "luminance": 0.08911
}

Semantic roles & 50–950 ramp

primary

#3447BD

secondary

#CAC083

accent

#CB48E0

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #3447BD

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

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