#3549BD#3549BD

#3549BD is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.4% C 0.183 H 270.1°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#3549BD
RGB	rgb(53, 73, 189)
HSL	hsl(231, 56%, 47%)
HSV	hsv(231, 72%, 74%)
CMYK	cmyk(72%, 61.4%, 0%, 25.9%)
CIE-LAB	lab(36.36, 32.16, -63.23)
CIE-LCH	lch(36.36, 70.93, 296.96°)
OKLab	oklab(46.39% 0.0003 -0.1825)
OKLCH	oklch(46.39% 0.183 270.1)
XYZ	xyz(13.0329, 9.1948, 49.2222)
Luminance	0.0920 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3549BD #BDA935

analogous

#358DBD #3549BD #6535BD

triadic

#3549BD #BD3549 #49BD35

tetradic

#3549BD #BD358D #BDA935 #35BD65

square

#3549BD #BD358D #BDA935 #35BD65

split-complementary

#3549BD #BD6535 #8DBD35

monochromatic

#1A245D #28378D #3549BD #5D6FD2 #8D99DF

Accessibility & contrast

On white

7.40

#3549BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#3549BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3549BD

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3549BD	#FFFFFF	#000000	##FFFFFF
##3549BD	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC1

Deuteranopia (green-blind)

#004FBB

Tritanopia (blue-blind)

#00677C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3549bd;
/* rgb */ color: rgb(53, 73, 189);
/* oklch */ color: oklch(46.4% 0.183 270.1);

Tailwind

colors: {
  custom: {
    50: '#7f7bd2',
    500: '#3549bd',
    950: '#000000',
  },
}

SCSS

$custom: #3549bd;
$custom-light: #7f7bd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3549bd",
  "rgb": {
    "r": 53,
    "g": 73,
    "b": 189
  },
  "hsl": {
    "h": 231.176,
    "s": 56.198,
    "l": 47.451
  },
  "oklch": {
    "l": 0.46394,
    "c": 0.18254,
    "h": 270.1
  },
  "luminance": 0.09196
}

Semantic roles & 50–950 ramp

primary

#3549BD

secondary

#CABF84

accent

#C948DF

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #3549BD

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

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