#3549BC#3549BC

#3549BC is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.3% C 0.181 H 270.1°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#3549BC
RGB	rgb(53, 73, 188)
HSL	hsl(231, 56%, 47%)
HSV	hsv(231, 72%, 74%)
CMYK	cmyk(71.8%, 61.2%, 0%, 26.3%)
CIE-LAB	lab(36.27, 31.80, -62.77)
CIE-LCH	lch(36.27, 70.37, 296.86°)
OKLab	oklab(46.31% 0.0004 -0.1812)
OKLCH	oklch(46.31% 0.181 270.1)
XYZ	xyz(12.9247, 9.1515, 48.6525)
Luminance	0.0915 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3549BC #BCA835

analogous

#358DBC #3549BC #6435BC

triadic

#3549BC #BC3549 #49BC35

tetradic

#3549BC #BC358D #BCA835 #35BC64

square

#3549BC #BC358D #BCA835 #35BC64

split-complementary

#3549BC #BC6435 #8DBC35

monochromatic

#1A245D #28368C #3549BC #5D6ED1 #8D99DF

Accessibility & contrast

On white

7.42

#3549BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#3549BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3549BC

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3549BC	#FFFFFF	#000000	##FFFFFF
##3549BC	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC0

Deuteranopia (green-blind)

#004FBA

Tritanopia (blue-blind)

#00667B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3549bc;
/* rgb */ color: rgb(53, 73, 188);
/* oklch */ color: oklch(46.3% 0.181 270.1);

Tailwind

colors: {
  custom: {
    50: '#7f7bd1',
    500: '#3549bc',
    950: '#000000',
  },
}

SCSS

$custom: #3549bc;
$custom-light: #7f7bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3549bc",
  "rgb": {
    "r": 53,
    "g": 73,
    "b": 188
  },
  "hsl": {
    "h": 231.111,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.46307,
    "c": 0.18122,
    "h": 270.1
  },
  "luminance": 0.09153
}

Semantic roles & 50–950 ramp

primary

#3549BC

secondary

#C9BF84

accent

#C948DF

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #3549BC

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

Preview Lab → · Contrast checker → · Palette generator →