#3549BF#3549BF

#3549BF is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.6% C 0.185 H 270.1°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#3549BF
RGB	rgb(53, 73, 191)
HSL	hsl(231, 57%, 48%)
HSV	hsv(231, 72%, 75%)
CMYK	cmyk(72.3%, 61.8%, 0%, 25.1%)
CIE-LAB	lab(36.52, 32.88, -64.13)
CIE-LCH	lch(36.52, 72.07, 297.14°)
OKLab	oklab(46.57% 0.0003 -0.1852)
OKLCH	oklch(46.57% 0.185 270.1)
XYZ	xyz(13.2515, 9.2822, 50.3734)
Luminance	0.0928 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3549BF #BFAB35

analogous

#358EBF #3549BF #6635BF

triadic

#3549BF #BF3549 #49BF35

tetradic

#3549BF #BF358E #BFAB35 #35BF66

square

#3549BF #BF358E #BFAB35 #35BF66

split-complementary

#3549BF #BF6635 #8EBF35

monochromatic

#1A245F #28378F #3549BF #5F6FD3 #8F9AE0

Accessibility & contrast

On white

7.35

#3549BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#3549BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3549BF

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3549BF	#FFFFFF	#000000	##FFFFFF
##3549BF	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC3

Deuteranopia (green-blind)

#0050BD

Tritanopia (blue-blind)

#00677D

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3549bf;
/* rgb */ color: rgb(53, 73, 191);
/* oklch */ color: oklch(46.6% 0.185 270.1);

Tailwind

colors: {
  custom: {
    50: '#7f7bd3',
    500: '#3549bf',
    950: '#000000',
  },
}

SCSS

$custom: #3549bf;
$custom-light: #7f7bd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3549bf",
  "rgb": {
    "r": 53,
    "g": 73,
    "b": 191
  },
  "hsl": {
    "h": 231.304,
    "s": 56.557,
    "l": 47.843
  },
  "oklch": {
    "l": 0.46567,
    "c": 0.18519,
    "h": 270.1
  },
  "luminance": 0.09284
}

Semantic roles & 50–950 ramp

primary

#3549BF

secondary

#CAC085

accent

#CA48E0

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3549BF

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

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